The Book of Gem Cuts Vol 3
The Book of Gem Cuts Vol 3
The Book of Gem Cuts Vol 3
32
28
40 24
Dean Baker - 17th April 2021
by Bob Livingston
The Book of Gem Cuts Vol 3, 1 44 20
Facet Data
48 T 16 U W
Pavilion facets 80 Pavilion tiers 3
Girdle facets 32 Girdle tiers 1
Crown facets 120+1 Crown tiers 5+1 52 12
C5
Total facets 233 Total tiers 10
C4
56 C3 8
C1C2
Size Data 60 4
<64>
L/W 1.000 P/W 0.494
T/W 0.556 C/W 0.117
C T
U/W 0.556 H/W 0.631
V/W^3 0.218 P/C 4.216 C1
P1
Design Data P2
P
Angles for R.I. 1.61
P3
Size range 8 - 20 mm
Symmetry 8-fold, radial
Index gear 64 L P2
Shape Round P1
G1
Comments
Specified material blue topaz
Pavilion
P1 49.00 64-02-04-06-08-10-12-14- Cut bto TCP
16-18-20-22-24-26-28-30-
32-34-36-38-40-42-44-46-
48-50-52-54-56-58-60-62
G1 90.00 64-02-04-06-08-10-12-14- Set stone size and shape
16-18-20-22-24-26-28-30-
32-34-36-38-40-42-44-46-
48-50-52-54-56-58-60-62
P2 46.00 01-03-05-07-09-11-13-15- Cut to meet P1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
P3 43.00 64-04-08-12-16-20-24-28- Cut to meet P2 at 50% of width
32-36-40-44-48-52-56-60
Crown
C1 48.00 64-02-04-06-08-10-12-14- Set girdle thickness
16-18-20-22-24-26-28-30-
32-34-36-38-40-42-44-46-
48-50-52-54-56-58-60-62
C2 42.00 01-03-05-07-09-11-13-15- Cut to meet P1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
C3 39.00 01-03-05-07-09-11-13-15- Cut to meet C2
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
C4 27.00 03-07-11-15-19-23-27-31- Cut to meet C3
35-39-43-47-51-55-59-63
C5 15.00 05-13-21-29-37-45-53-61 Cut to meet C4
T 0.00 Table Cut to meet C5, table 45% to 50% of width
Bicentennial Cut 36
32
28
40 24
Dean Baker - 17th April 2021
by Bob Livingston
The Book of Gem Cuts Vol 3, 1 44 20
Facet Data
48 T 16 U W
Pavilion facets 80 Pavilion tiers 3
Girdle facets 32 Girdle tiers 1
Crown facets 120+1 Crown tiers 5+1 52 12
C5
Total facets 233 Total tiers 10
C4
56 C3 8
C1C2
Size Data 60 4
<64>
L/W 1.000 P/W 0.445
T/W 0.556 C/W 0.105
U/W 0.556 H/W 0.570 C T
V/W^3 0.198 P/C 4.221
P1
Design Data
P
Angles for R.I. 1.61
Size range 8 - 20 mm P3
Shape Round P1
G1
Comments
Specified material blue topaz
This design has been optimized
Pavilion
P1 46.03 64-02-04-06-08-10-12-14- Cut bto TCP
16-18-20-22-24-26-28-30-
32-34-36-38-40-42-44-46-
48-50-52-54-56-58-60-62
G1 90.00 64-02-04-06-08-10-12-14- Set stone size and shape
16-18-20-22-24-26-28-30-
32-34-36-38-40-42-44-46-
48-50-52-54-56-58-60-62
P2 43.02 01-03-05-07-09-11-13-15- Cut to meet P1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
P3 40.04 64-04-08-12-16-20-24-28- Cut to meet P2 at 50% of width
32-36-40-44-48-52-56-60
Crown
C1 44.99 64-02-04-06-08-10-12-14- Set girdle thickness
16-18-20-22-24-26-28-30-
32-34-36-38-40-42-44-46-
48-50-52-54-56-58-60-62
C2 39.02 01-03-05-07-09-11-13-15- Cut to meet P1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
C3 36.08 01-03-05-07-09-11-13-15- Cut to meet C2
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
C4 24.63 03-07-11-15-19-23-27-31- Cut to meet C3
35-39-43-47-51-55-59-63
C5 13.56 05-13-21-29-37-45-53-61 Cut to meet C4
T 0.00 Table Cut to meet C5, table 45% to 50% of width
C4 24.63 03-07-11-15-19-23-27-31- Cut to meet C3
35-39-43-47-51-55-59-63
C5 13.56 05-13-21-29-37-45-53-61 Cut to meet C4
T 0.00 Table Cut to meet C5, table 45% to 50% of width
T 0.00 Table Cut to meet C7, C11
Birdcage Cut 36
32
28
40 24
Dean Baker - 21st June 2021 C8 C8
by Ed D Porter C9
C10
C11
The Book of Gem Cuts Vol 3, 2 44 20
Facet Data
48 T 16 L
Pavilion facets 18 Pavilion tiers 9 C6C1 T C1
Girdle facets 6 Girdle tiers 3 C7
Crown facets 22+1 Crown tiers 11+1 52 12
Total facets 47 Total tiers 24
C5 C3
56 C4C2 8
Size Data 60 4
<64>
L/W 2.500 P/W 0.510
T/W 1.423 C/W 0.303
G2
U/W 0.260 H/W 0.920 P3
V/W^3 1.061 P/C 1.681 C U P6
P9
C2
Design Data PF2
P2 P4
Angles for R.I. 1.54 P P7 P1
Size range 8 - 20 mm
W
Symmetry 1-fold, mirror P8
P5
Index gear 64 P2
G1
Shape Rectangle
Comments
Specified material quartz
This design has been optimized
Pavilion
PF2 90.00 {16-48} Set stone shape and size, width 1.000
P1 54.50 16-48 Cut to centreline
G1 90.00 07-57 Set stone shape, cut to meet PF2
G2 90.00 22-42 Set stone shape, cut to meet PF2
P2 54.50 07-57 Cut to meet P1, level G
P3 54.50 22-42 Cut to meet P1, level G
P4 43.97 16-48 Cut to meet P1 at 1/3 width
P5 43.97 07-57 Cut to meet P2
P6 43.97 22-42 Cut to meet P3
P7 34.18 16-48 Cut to meet P4 at 2/3 width
P8 34.18 07-57 Cut to meet P5
P9 34.18 22-42 Cut to meet P6
Crown
C1 50.19 16-48 Set Girdle thickness
C2 65.21 07-57 Level girdle
C3 48.21 06-58 Cut to meet C2 at G
C4 43.15 05-59 Cut to meet C3 at G
C5 40.57 04-60 Cut to meet C4 at G
C6 42.12 16-48 Cut to meet C1
C7 21.30 16-48 Cut to meet C6
C8 56.93 22-42 Level girdle
C9 37.82 23-41 Cut to meet C8
C10 31.99 24-40 Cut to meet C9
C11 28.90 25-39 Cut to meet C10
T 0.00 Table Cut to meet C7, C11
Brilliant Cross 54
48
42
60 36
Dean Baker - 29th June 2019
by Edith B Strout
The Book of Gem Cuts Vol 3, 3 66 30
Facet Data
72 T 24 U W
Pavilion facets 40 Pavilion tiers 7
Girdle facets 8 Girdle tiers 1
Crown facets 28+1 Crown tiers 5+1 78 C5 18
C4 C3
Total facets 77 Total tiers 14 C2
C1
84 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.593
T/W 0.552 C/W 0.190
C T
U/W 0.552 H/W 0.803
V/W^3 0.384 P/C 3.118 C2
C1
P1
P3
Design Data P2
P4
Angles for R.I. 1.61 P P5
P6
P7
Size range 8 - 20 mm
P5
P4
Symmetry 4-fold, mirror P2 P3
Index gear 96 L P1
G1
Shape Square
Comments
Suggested material Amethyst, Topaz
Pavilion
G1 90.00 01-23-25-47-49-71-73-95 Set stone size and shape
P1 65.50 01-23-25-47-49-71-73-95 Cut to meet G1
P2 60.00 96-24-48-72 Cut to meet P1 at G
P3 59.00 03-21-27-45-51-69-75-93 Cut to meet P1 at G
P4 55.00 96-24-48-72 Cut to meet P2, P3 at P1
P5 50.00 96-24-48-72 Cut to meet P4 at P3
P6 41.00 02-22-26-46-50-70-74-94 Cut to meet P5 at P3
P7 44.50 96-24-48-72 Cut to meet C5 C6, make same width as P3
Crown
C1 60.00 01-23-25-47-49-71-73-95 Set girdle thicknes at 2% of width
C2 52.00 96-24-48-72 Cut to meet C1 at G
C3 36.00 08-16-32-40-56-64-80-88 Cut to meet C1 at G
C4 38.00 96-24-48-72 Cut to meet C2, C3 at C1, C2
C5 23.00 96-24-48-72 Cut to meet C4, at 1/2 width
T 0.00 Table Cut to meet C5, at C3
Devils Triangle 54
48
42
60 36
Dean Baker - 28th March 2020
C1
by Betty Scott
The Book of Gem Cuts Vol 3, 4 C6 C2 C2
66 30
C9
C8
Facet Data
72 T C3 24 T
Pavilion facets 36 Pavilion tiers 10 W
C10
Girdle facets 9 Girdle tiers 2
Crown facets 19+1 Crown tiers 11+1 78 C11 18
Total facets 65 Total tiers 24 C4
C7
84 12
C5
Size Data 90 6
<96>
L/W 1.054 P/W 0.459
T/W 0.404 C/W 0.188
U
U/W 0.384 H/W 0.661
V/W^3 0.226 P/C 2.440 C
P7
P1
Design Data P4
P8
Angles for R.I. 1.72 P
P5
Size range 8 - 20 mm P3
Index gear 96 P2
L P6
Shape Triangle PF3
P1
PF4
Comments
Note : Facets shown can be frosted
Specified material blue spinel
Pavilion
PF1 25.00 {96-32-64}
PF2 30.83 {13-19-45-51-77-83}
PF3 90.00 {13-19-45-51-77-83} Set stone size and shape
PF4 90.00 {96-32-64} Cut to meet PF1, PF2, PF3
P1 51.99 96-32-64 Cut break facets to siutable depth to include cutlet
P2 55.75 13-19-45-51-77-83 Cut to meet P1
P3 50.01 14-46-78 Cut to meet P2
P4 50.01 20-52-84 Cut to meet P1, P2
P5 45.65 15-47-79 Cut to meet P3, P4
P6 44.25 96-32-64 Cut to meet P1, P2, P3
P7 45.65 21-53-85 Cut to meet P1, P4, P6
P8 42.00 16-48-80 Cut to meet P4, P5, P7
Crown
C1 56.51 45-51 Set girdle width
C2 54.78 32-64 Cut to meet C1
C3 44.65 19-77 Cut to meet C2
C4 50.24 13-83 Cut to meet C3
C5 43.16 96 Cut to meet C4
C6 35.00 48 Cut to meet C1
C7 33.64 07-89 Cut to meet C4, C5
C8 33.29 21-75 Cut to meet C2, C3
C9 18.27 28-68 Cut to meet C1, C2, C8
C10 31.52 20-76 Float this facet in to suit design
C11 22.38 96 Cut to meet C7, C10
Brilliant Cross 54
48
42
60 36
Dean Baker - 29th June 2019
by Edith B Strout
The Book of Gem Cuts Vol 3, 3 66 30
Facet Data
72 T 24 U W
Pavilion facets 40 Pavilion tiers 7
Girdle facets 8 Girdle tiers 1
Crown facets 28+1 Crown tiers 5+1 78 C5 18
C4 C3
Total facets 77 Total tiers 14 C2
C1
84 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.593
T/W 0.552 C/W 0.190
C T
U/W 0.552 H/W 0.803
V/W^3 0.384 P/C 3.118 C2
C1
P1
P3
Design Data P2
P4
Angles for R.I. 1.61 P P5
P6
P7
Size range 8 - 20 mm
P5
P4
Symmetry 4-fold, mirror P2 P3
Index gear 96 L P1
G1
Shape Square
Comments
Suggested material Amethyst, Topaz
Pavilion
G1 90.00 01-23-25-47-49-71-73-95 Set stone size and shape
P1 65.50 01-23-25-47-49-71-73-95 Cut to meet G1
P2 60.00 96-24-48-72 Cut to meet P1 at G
P3 59.00 03-21-27-45-51-69-75-93 Cut to meet P1 at G
P4 55.00 96-24-48-72 Cut to meet P2, P3 at P1
P5 50.00 96-24-48-72 Cut to meet P4 at P3
P6 41.00 02-22-26-46-50-70-74-94 Cut to meet P5 at P3
P7 44.50 96-24-48-72 Cut to meet C5 C6, make same width as P3
Crown
C1 60.00 01-23-25-47-49-71-73-95 Set girdle thicknes at 2% of width
C2 52.00 96-24-48-72 Cut to meet C1 at G
C3 36.00 08-16-32-40-56-64-80-88 Cut to meet C1 at G
C4 38.00 96-24-48-72 Cut to meet C2, C3 at C1, C2
C5 23.00 96-24-48-72 Cut to meet C4, at 1/2 width
T 0.00 Table Cut to meet C5, at C3
Fairy Wand 36
32
28
40 24
Dean Baker - 4th April 2020
by Edith B Strout
The Book of Gem Cuts Vol 3, 5 44 20
Facet Data
48 T 16 U W
Pavilion facets 56 Pavilion tiers 5
Girdle facets 24 Girdle tiers 2
Crown facets 64+1 Crown tiers 6+1 52 C6 12
C5
Total facets 145 Total tiers 14
C4
C1
56 C3 C2 8
Size Data 60 4
<64>
L/W 1.000 P/W 0.524
T
T/W 0.379 C/W 0.227
U/W 0.379 H/W 0.812 C
V/W^3 0.304 P/C 2.306 C2C1
Design Data P3 P2
P1
Angles for R.I. 1.76
P P4
Size range 8 - 20 mm P5
Symmetry 8-fold, mirror P4
P1
Index gear 64 P2 P3
Shape Round L
G1
PF1
Comments
Specified material Rhodolite Garnet
Can be used on 96 index multiply index by 1.5
Original girdle was round, faceted girdle added
Pavilion
P1 51.00 64-08-16-24-32-40-48-56 Cut to TCP
PF1 90.00 {02-06-10-14-18-22-26- Set stone size and shape
30-34-38-42-46-50-54-58-
62}
P2 55.00 02-06-10-14-18-22-26-30- Cut to meet P1 at G
34-38-42-46-50-54-58-62
P3 56.00 04-12-20-28-36-44-52-60 Cut to meet P2 at G
P4 46.00 64-08-16-24-32-40-48-56 Cut to meet P1 at P3
P5 41.00 02-06-10-14-18-22-26-30- Cut to meet P4 at P2, P3
34-38-42-46-50-54-58-62
G1 90.00 04-12-20-28-36-44-52-60 Level girdle at P3
Crown
C1 52.41 04-12-20-28-36-44-52-60 Set girdle thickness at 2% width
C2 50.00 02-06-10-14-18-22-26-30- Level girdle
34-38-42-46-50-54-58-62
C3 42.00 64-08-16-24-32-40-48-56 Cut to meet C1, C2 at G
C4 35.00 64-08-16-24-32-40-48-56 Cut to meet C3 at C1, C2
C5 28.00 02-06-10-14-18-22-26-30- Cut to meet C4 at C1, C2
34-38-42-46-50-54-58-62
C6 26.00 04-12-20-28-36-44-52-60 Cut to meet C5 at C1, C2
T 0.00 Table Cut to meet C6
Fairy Wand 36
32
28
40 24
Dean Baker - 11th April 2021
by Edith B Strout
The Book of Gem Cuts Vol 3, 5 44 20
Facet Data
48 T 16 U W
Pavilion facets 56 Pavilion tiers 5
Girdle facets 24 Girdle tiers 2
Crown facets 64+1 Crown tiers 6+1 52 C6 12
C5
Total facets 145 Total tiers 14
C4
56 C1 8
C3 C2
Size Data 60 4
<64>
L/W 1.000 P/W 0.420
T/W 0.379 C/W 0.232 T
U/W 0.379 H/W 0.732
V/W^3 0.290 P/C 1.808 C
C2C1
Design Data
P3 P2
Angles for R.I. 1.76
P
Size range 8 - 20 mm P5
Symmetry 8-fold, mirror P4
Index gear 64 P1
P2 P3
L
Shape Round G1
PF1
Comments
Specified material Rhodolite Garnet
Can be used on 96 index multiply index by 1.5
Original girdle was round, faceted girdle added
This design has been optimised
Pavilion
P1 44.65 64-08-16-24-32-40-48-56 Cut to TCP
PF1 90.00 {02-06-10-14-18-22-26- Set stone size and shape
30-34-38-42-46-50-54-58-
62}
P2 48.81 02-06-10-14-18-22-26-30- Cut to meet P1 at G
34-38-42-46-50-54-58-62
P3 49.86 04-12-20-28-36-44-52-60 Cut to meet P2 at G
P4 39.64 64-08-16-24-32-40-48-56 Cut to meet P1 at P3
P5 34.82 02-06-10-14-18-22-26-30- Cut to meet P4 at P2, P3
34-38-42-46-50-54-58-62
G1 90.00 04-12-20-28-36-44-52-60 Level girdle at P3
Crown
C1 52.95 04-12-20-28-36-44-52-60 Set girdle thickness at 2% width
C2 50.56 02-06-10-14-18-22-26-30- Level girdle
34-38-42-46-50-54-58-62
C3 42.56 64-08-16-24-32-40-48-56 Cut to meet C1, C2 at G
C4 35.53 64-08-16-24-32-40-48-56 Cut to meet C3 at C1, C2
C5 28.47 02-06-10-14-18-22-26-30- Cut to meet C4 at C1, C2
34-38-42-46-50-54-58-62
C6 26.45 04-12-20-28-36-44-52-60 Cut to meet C5 at C1, C2
T 0.00 Table Cut to meet C6
Greiger’s Fantasy Cut 36
32
28
Facet Data
48 16 W
Pavilion facets 112 Pavilion tiers 7
Girdle facets 16 Girdle tiers 1 C7
C6
Crown facets 96 Crown tiers 7 52
C5
12
Total facets 224 Total tiers 15 C4
C3
56 C2 C1 8
Size Data 60 4
<64>
L/W 1.000 P/W 0.641
T/W 0.000 C/W 0.244
U/W 0.000 H/W 0.905 C
V/W^3 0.297 P/C 2.631
P1
Design Data
Angles for R.I. 1.54 P2 P7
P P6
P3
Size range 8 - 20 mm P5
P4
P4
Symmetry 8-fold, mirror P5 P3
P2
Index gear 64
P1
Shape Round L
G1
Comments
Original had round girdle, faceted girdle added
No material specified
Pavilion
P1 60.00 02-06-10-14-18-22-26-30- Cut to TCP
34-38-42-46-50-54-58-62
G1 90.00 02-06-10-14-18-22-26-30- Set stone size and shape
34-38-42-46-50-54-58-62
P2 58.00 64-04-08-12-16-20-24-28- Cut to meet P1 at G
32-36-40-44-48-52-56-60
P3 53.00 64-04-08-12-16-20-24-28- Cut to meet P2 at P1
32-36-40-44-48-52-56-60
P4 50.00 02-06-10-14-18-22-26-30- Cut to meet P3 at P1
34-38-42-46-50-54-58-62
P5 48.00 02-06-10-14-18-22-26-30- Cut to meet P4 at P3
34-38-42-46-50-54-58-62
P6 45.00 64-04-08-12-16-20-24-28- Cut to meet P5 at P3
32-36-40-44-48-52-56-60
P7 42.00 64-04-08-12-16-20-24-28- Cut to meet P6 at P5
32-36-40-44-48-52-56-60
Crown
C1 41.00 02-06-10-14-18-22-26-30- Set girdle thickness to 2% of width
34-38-42-46-50-54-58-62
C2 37.00 01-07-09-15-17-23-25-31- Cut to meet C1 at G
33-39-41-47-49-55-57-63
C3 35.00 01-07-09-15-17-23-25-31- Cut to meet C2 at C1
33-39-41-47-49-55-57-63
C4 25.00 03-05-11-13-19-21-27-29- Cut to meet C3 at C1
35-37-43-45-51-53-59-61
T 0.00 Table Cut to meet C7, C10, C11
Fairy Wand 36
32
28
40 24
Dean Baker - 4th April 2020
by Edith B Strout
The Book of Gem Cuts Vol 3, 5 44 20
Facet Data
48 T 16 U W
Pavilion facets 56 Pavilion tiers 5
Girdle facets 24 Girdle tiers 2
Crown facets 64+1 Crown tiers 6+1 52 C6 12
C5
Total facets 145 Total tiers 14
C4
C1
56 C3 C2 8
Size Data 60 4
<64>
L/W 1.000 P/W 0.524
T
T/W 0.379 C/W 0.227
U/W 0.379 H/W 0.812 C
V/W^3 0.304 P/C 2.306 C2C1
Design Data P3 P2
P1
Angles for R.I. 1.76
P P4
Size range 8 - 20 mm P5
Symmetry 8-fold, mirror P4
P1
Index gear 64 P2 P3
Shape Round L
G1
PF1
Comments
Specified material Rhodolite Garnet
Can be used on 96 index multiply index by 1.5
Original girdle was round, faceted girdle added
Pavilion
P1 51.00 64-08-16-24-32-40-48-56 Cut to TCP
PF1 90.00 {02-06-10-14-18-22-26- Set stone size and shape
30-34-38-42-46-50-54-58-
62}
P2 55.00 02-06-10-14-18-22-26-30- Cut to meet P1 at G
34-38-42-46-50-54-58-62
P3 56.00 04-12-20-28-36-44-52-60 Cut to meet P2 at G
P4 46.00 64-08-16-24-32-40-48-56 Cut to meet P1 at P3
P5 41.00 02-06-10-14-18-22-26-30- Cut to meet P4 at P2, P3
34-38-42-46-50-54-58-62
G1 90.00 04-12-20-28-36-44-52-60 Level girdle at P3
Crown
C1 52.41 04-12-20-28-36-44-52-60 Set girdle thickness at 2% width
C2 50.00 02-06-10-14-18-22-26-30- Level girdle
34-38-42-46-50-54-58-62
C3 42.00 64-08-16-24-32-40-48-56 Cut to meet C1, C2 at G
C4 35.00 64-08-16-24-32-40-48-56 Cut to meet C3 at C1, C2
C5 28.00 02-06-10-14-18-22-26-30- Cut to meet C4 at C1, C2
34-38-42-46-50-54-58-62
C6 26.00 04-12-20-28-36-44-52-60 Cut to meet C5 at C1, C2
T 0.00 Table Cut to meet C6
C5 18.76 03-05-11-13-19-21-27-29- Cut to meet C4 at C3
35-37-43-45-51-53-59-61
C6 17.07 04-12-20-28-36-44-52-60 Cut to meet C5 at C4
C7 14.57 64-08-16-24-32-40-48-56 Cut to meet C6 at C5
High Twelve 54
48
42
60 36
Dean Baker - 15th March 2019
by Gerald I Hemrich
The Book of Gem Cuts Vol 3, 7 66 30
Facet Data
72 T 24 U W
Pavilion facets 96 Pavilion tiers 8
Girdle facets 24 Girdle tiers 1
Crown facets 48+1 Crown tiers 4+1 78 18
C4
Total facets 169 Total tiers 14 C3
84 C2 C1 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.653
C T
T/W 0.616 C/W 0.153
U/W 0.616 H/W 0.825
C1
V/W^3 0.346 P/C 4.258
P1
P2
P3
Design Data P4
Angles for R.I. 1.54 P P5
P6
Size range 20 - 30 mm P8
P7
Symmetry 12-fold, mirror P6
P5
P4
Index gear 96 P3
L P2 P1
Shape Round
G1
Comments
Recommended size 20mm
Specified material amethyst, topaz
Pavilion
P1 75.00 04-12-20-28-36-44-52-60- Cut to TCP
68-76-84-92
G1 90.00 96-04-08-12-16-20-24-28- Set stone size and shape
32-36-40-44-48-52-56-60-
64-68-72-76-80-84-88-92
P2 70.00 96-08-16-24-32-40-48-56- Cut to meet P1 at G
64-72-80-88
P3 65.00 04-12-20-28-36-44-52-60- Cut to meet P2 at 1/2 facet width
68-76-84-92
P4 60.00 96-08-16-24-32-40-48-56- Cut to meet P3 at 1/2 facet width
64-72-80-88
P5 55.00 04-12-20-28-36-44-52-60- Cut to meet P4 at 1/2 facet width
68-76-84-92
P6 50.00 96-08-16-24-32-40-48-56- Cut to meet P5 at 1/2 facet width
64-72-80-88
P7 45.00 04-12-20-28-36-44-52-60- Cut to meet P6 at 1/2 facet width
68-76-84-92
P8 41.00 96-08-16-24-32-40-48-56- Cut to meet P7 at 1/2 facet width
64-72-80-88
Crown
C1 55.00 04-12-20-28-36-44-52-60- Set girdle thickness to 2% of width
68-76-84-92
C2 45.00 96-08-16-24-32-40-48-56- Cut to meet C1 at G, level girdle
64-72-80-88
C3 35.00 04-12-20-28-36-44-52-60- Cut to meet C2 at C1
68-76-84-92
C4 25.00 96-08-16-24-32-40-48-56- Cut to meet C3 at C2
64-72-80-88
T 0.00 Table Cut to meet C4 at C3
High Twelve 54
48
42
60 36
Dean Baker - 11th April 2021
by Gerald I Hemrich
The Book of Gem Cuts Vol 3, 7 66 30
Facet Data
72 T 24 U W
Pavilion facets 96 Pavilion tiers 8
Girdle facets 24 Girdle tiers 1
Crown facets 48+1 Crown tiers 4+1 78 18
C4
Total facets 169 Total tiers 14 C3
84 C2 C1 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.653
T/W 0.616 C/W 0.113 C T
U/W 0.616 H/W 0.786
C1
V/W^3 0.324 P/C 5.754 P1
P2
P3
Design Data P4
P P5
Angles for R.I. 1.54 P6
Size range 20 - 30 mm P8
P7
Symmetry 12-fold, mirror P6
P5
P4
Index gear 96 L
P3
P2 P1
Shape Round G1
Comments
Recommended size 20mm
Specified material amethyst, topaz
This design has been optimized
Pavilion
P1 75.00 04-12-20-28-36-44-52-60- Cut to TCP
68-76-84-92
G1 90.00 96-04-08-12-16-20-24-28- Set stone size and shape
32-36-40-44-48-52-56-60-
64-68-72-76-80-84-88-92
P2 70.00 96-08-16-24-32-40-48-56- Cut to meet P1 at G
64-72-80-88
P3 65.00 04-12-20-28-36-44-52-60- Cut to meet P2 at 1/2 facet width
68-76-84-92
P4 60.00 96-08-16-24-32-40-48-56- Cut to meet P3 at 1/2 facet width
64-72-80-88
P5 55.00 04-12-20-28-36-44-52-60- Cut to meet P4 at 1/2 facet width
68-76-84-92
P6 50.00 96-08-16-24-32-40-48-56- Cut to meet P5 at 1/2 facet width
64-72-80-88
P7 45.00 04-12-20-28-36-44-52-60- Cut to meet P6 at 1/2 facet width
68-76-84-92
P8 41.00 96-08-16-24-32-40-48-56- Cut to meet P7 at 1/2 facet width
64-72-80-88
Crown
C1 46.58 04-12-20-28-36-44-52-60- Set girdle thickness to 2% of width
68-76-84-92
C2 36.50 96-08-16-24-32-40-48-56- Cut to meet C1 at G, level girdle
64-72-80-88
C3 27.39 04-12-20-28-36-44-52-60- Cut to meet C2 at C1
68-76-84-92
C4 19.04 96-08-16-24-32-40-48-56- Cut to meet C3 at C2
64-72-80-88
T 0.00 Table Cut to meet C4 at C3
Miser Cut 54
48
42
60 36
Dean Baker - 14th May 2021
by Clem Svoboda
The Book of Gem Cuts Vol 3, 8 66 30
Facet Data
72 T C4 24 U W
Pavilion facets 30 Pavilion tiers 9 C7
C3 C5
Girdle facets 8 Girdle tiers 3 C2
Crown facets 24+1 Crown tiers 7+1 78 C1
C6 18
Total facets 63 Total tiers 20
84 12
Size Data 90 6
<96>
L/W 1.667 P/W 0.634
T/W 0.909 C/W 0.304
U/W 0.553 H/W 0.956 T
V/W^3 0.841 P/C 2.085
C C1
P3
Design Data P6PF1
P1 P8
P P9
Angles for R.I. 1.54 P4
P2 P7
Size range 8 - 20 mm P1 P5
Symmetry 2-fold, mirror P3 G1
L PF2
Index gear 96
Shape Rectangle
Comments
Specified material quartz
The crown is not the same as in the original drawing and is obtained from angles and index given.
Pavilion
PF1 90.00 {24-72} Set stone shape and size, length 1.667
PF2 90.00 {96-48} Set stone shape and size, width 1.000
P1 55.09 02-46-50-94 Cut to TCP
P2 43.00 12-36-60-84 Cut to TCP
P3 70.50 96-48 Cut to meet P1 at PF2
P4 43.00 02-46-50-94 Cut to meet P1 at P2
P5 48.00 12-36-60-84 Cut to meet P1, P2
G1 90.00 12-36-60-84 Cut to meet P5
P6 62.50 24-72 Cut to meet PF2
P7 55.00 22-26-70-74 Cut to meet P5, P6
P8 46.70 22-26-70-74 Cut to meet P7 at P6
P9 41.50 96-48 Cut to meet P4 at P3
Crown
C1 53.00 96-48 Set girdle thickness
C2 43.00 02-46-50-94 Cut to meet C1 at G
C3 34.00 02-46-50-94 Cut to meet C2 at C1
C4 44.00 24-72 Level G
C5 40.00 23-25-71-73 Cut to meet C4
C6 43.00 12-36-60-84 Cut to meet G1
C7 34.00 23-25-71-73 Cut to meet C5 at C6
T 0.00 Table Cut to meet C2, C7
Miser Cut 54
48
42
60 36
Dean Baker - 14th May 2021
by Clem Svoboda
The Book of Gem Cuts Vol 3, 8 66 30
Facet Data
72 T C4 24 U W
Pavilion facets 30 Pavilion tiers 9 C7
C3 C5
Girdle facets 8 Girdle tiers 3 C2
Crown facets 24+1 Crown tiers 7+1 78 C1
C6 18
Total facets 63 Total tiers 20
84 12
Size Data 90 6
<96>
L/W 1.667 P/W 0.590
T/W 0.909 C/W 0.240
U/W 0.553 H/W 0.847 C T
V/W^3 0.740 P/C 2.459
C1
P3
Design Data P6PF1
P1 P8
P P9
Angles for R.I. 1.54 P4
P2 P7
Size range 8 - 20 mm P1 P5
P3
Symmetry 2-fold, mirror L G1
PF2
Index gear 96
Shape Rectangle
Comments
Specified material quartz
The crown is not the same as in the original drawing and is obtained from angles and index given
This design has been optmized
Pavilion
PF1 90.00 {24-72} Set stone shape and size, length 1.667
PF2 90.00 {96-48} Set stone shape and size, width 1.000
P1 53.12 02-46-50-94 Cut to TCP
P2 40.93 12-36-60-84 Cut to TCP
P3 69.15 96-48 Cut to meet P1 at PF2
P4 40.93 02-46-50-94 Cut to meet P1 at P2
P5 45.93 12-36-60-84 Cut to meet P1, P2
G1 90.00 12-36-60-84 Cut to meet P5
P6 60.76 24-72 Cut to meet PF2
P7 53.02 22-26-70-74 Cut to meet P5, P6
P8 44.62 22-26-70-74 Cut to meet P7 at P6
P9 39.45 96-48 Cut to meet P4 at P3
Crown
C1 46.30 96-48 Set girdle thickness
C2 36.32 02-46-50-94 Cut to meet C1 at G
C3 34.00 02-46-50-94 Cut to meet C2 at C1
C4 37.28 24-72 Level G
C5 33.49 23-25-71-73 Cut to meet C4
C6 36.32 12-36-60-84 Cut to meet G1
C7 28.00 23-25-71-73 Cut to meet C5 at C6
T 0.00 Table Cut to meet C2, C7
The Moonbeam 36
32
28
40 24
Dean Baker - 21st April 2019
by Clem V Svoboda
The Book of Gem Cuts Vol 3, 9 44 20
Facet Data
48 T 16 U W
Pavilion facets 48 Pavilion tiers 3
Girdle facets 16 Girdle tiers 1
Crown facets 56+1 Crown tiers 5+1 52 C4 12
Total facets 121 Total tiers 10
C2
56 C3 C5 8
C1
Size Data 60 4
<64>
L/W 1.000 P/W 0.516
T/W 0.523 C/W 0.183 T
U/W 0.523 H/W 0.719
C
V/W^3 0.258 P/C 2.824 C5
P1
P2
Design Data
Angles for R.I. 1.61 P
Size range 8 - 20 mm
Symmetry 8-fold, mirror
P3
Index gear 64 L
P2
P1
Shape Round
G1
Comments
Specified Material Topaz
Pavilion
P1 72.00 02-06-10-14-18-22-26-30- Cut to TCP
34-38-42-46-50-54-58-62
G1 90.00 02-06-10-14-18-22-26-30- Set stone size and shape
34-38-42-46-50-54-58-62
P2 54.00 02-06-10-14-18-22-26-30- Cut to meet P1 at 1/10 of width
34-38-42-46-50-54-58-62
P3 44.00 64-04-08-12-16-20-24-28- Cut to meet P2 at P1
32-36-40-44-48-52-56-60
Crown
C1 40.00 64-08-16-24-32-40-48-56 Set girdle width to 2% of width
C2 35.00 64-08-16-24-32-40-48-56 Cut to meet C1
C3 42.67 02-06-10-14-18-22-26-30- Cut to meet C1
34-38-42-46-50-54-58-62
C4 24.00 04-12-20-28-36-44-52-60 Cut to meet C2 at C3
C5 46.33 03-05-11-13-19-21-27-29- Cut to meet C3
35-37-43-45-51-53-59-61
T 0.00 Table Cut to meet C4 at C2
C5 18.76 03-05-11-13-19-21-27-29- Cut to meet C4 at C3
35-37-43-45-51-53-59-61
C6 17.07 04-12-20-28-36-44-52-60 Cut to meet C5 at C4
C7 14.57 64-08-16-24-32-40-48-56 Cut to meet C6 at C5
9-Squares 54
48
42
60 36
Dean Baker - 18th April 2021
by Elmer W Ferris
The Book of Gem Cuts Vol 3, 10 66 30
U
Facet Data
72 T 24 W
Pavilion facets 28 Pavilion tiers 4
C4
Girdle facets 12 Girdle tiers 2 C5
Crown facets 28+1 Crown tiers 5+1 78 C3 18
C2
Total facets 69 Total tiers 12 C1
84 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.501
T/W 0.175 C/W 0.231
T
U/W 0.175 H/W 0.753
V/W^3 0.309 P/C 2.167 C
P3 P4
Design Data
Angles for R.I. 1.54 P
Size range 8 - 20 mm P1
Symmetry 4-fold, mirror P2
L P3
Index gear 96 P4
G2 G1
Shape Square
Comments
Specified material quartz
Pavilion
P1 41.00 05-19-29-43-53-67-77-91 Cut to TCP
G1 90.00 02-22-26-46-50-70-74-94 Set stone size and shape
P2 43.00 04-20-28-44-52-68-76-92 Cut to meet P1 at G
P3 54.00 02-22-26-46-50-70-74-94 Cut to meet P2 at G
P4 57.00 96-24-48-72 Cut to meet P3 at G
G2 90.00 96-24-48-72 Cut to meet P4
Crown
C1 42.00 02-22-26-46-50-70-74-94 Set girdle thickness
C2 42.00 96-24-48-72 Cut to meet C1, level girdle
C3 37.00 04-20-28-44-52-68-76-92 Cut to meet C1 at G
C4 14.00 12-36-60-84 Cut to meet C3 at C1, C3
C5 10.00 96-24-48-72 Cut to meet C4 at C2
T 0.00 Table Cut to meet C5
9-Squares 54
48
42
60 36
Dean Baker - 18th April 2021
by Elmer W Ferris
The Book of Gem Cuts Vol 3, 10 66 30
U
Facet Data
72 T 24 W
Pavilion facets 28 Pavilion tiers 4
C4
Girdle facets 12 Girdle tiers 2 C5
Crown facets 28+1 Crown tiers 5+1 78 C3 18
C2
Total facets 69 Total tiers 12 C1
84 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.446
T/W 0.175 C/W 0.248
U/W 0.175 H/W 0.713 T
V/W^3 0.298 P/C 1.801
C
Design Data P3 P4
Comments
Specified material quartz
This design has been optimized
Pavilion
P1 37.70 05-19-29-43-53-67-77-91 Cut to TCP
G1 90.00 02-22-26-46-50-70-74-94 Set stone size and shape
P2 39.66 04-20-28-44-52-68-76-92 Cut to meet P1 at G
P3 50.75 02-22-26-46-50-70-74-94 Cut to meet P2 at G
P4 53.86 96-24-48-72 Cut to meet P3 at G
G2 90.00 96-24-48-72 Cut to meet P4
Crown
C1 43.93 02-22-26-46-50-70-74-94 Set girdle thickness
C2 43.93 96-24-48-72 Cut to meet C1, level girdle
C3 38.88 04-20-28-44-52-68-76-92 Cut to meet C1 at G
C4 14.94 12-36-60-84 Cut to meet C3 at C1, C3
C5 10.68 96-24-48-72 Cut to meet C4 at C2
T 0.00 Table Cut to meet C5
High Twelve 54
48
42
60 36
Dean Baker - 11th April 2021
by Gerald I Hemrich
The Book of Gem Cuts Vol 3, 7 66 30
Facet Data
72 T 24 U W
Pavilion facets 96 Pavilion tiers 8
Girdle facets 24 Girdle tiers 1
Crown facets 48+1 Crown tiers 4+1 78 18
C4
Total facets 169 Total tiers 14 C3
84 C2 C1 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.653
T/W 0.616 C/W 0.113 C T
U/W 0.616 H/W 0.786
C1
V/W^3 0.324 P/C 5.754 P1
P2
P3
Design Data P4
P P5
Angles for R.I. 1.54 P6
Size range 20 - 30 mm P8
P7
Symmetry 12-fold, mirror P6
P5
P4
Index gear 96 L
P3
P2 P1
Shape Round G1
Comments
Recommended size 20mm
Specified material amethyst, topaz
This design has been optimized
Pavilion
P1 75.00 04-12-20-28-36-44-52-60- Cut to TCP
68-76-84-92
G1 90.00 96-04-08-12-16-20-24-28- Set stone size and shape
32-36-40-44-48-52-56-60-
64-68-72-76-80-84-88-92
P2 70.00 96-08-16-24-32-40-48-56- Cut to meet P1 at G
64-72-80-88
P3 65.00 04-12-20-28-36-44-52-60- Cut to meet P2 at 1/2 facet width
68-76-84-92
P4 60.00 96-08-16-24-32-40-48-56- Cut to meet P3 at 1/2 facet width
64-72-80-88
P5 55.00 04-12-20-28-36-44-52-60- Cut to meet P4 at 1/2 facet width
68-76-84-92
P6 50.00 96-08-16-24-32-40-48-56- Cut to meet P5 at 1/2 facet width
64-72-80-88
P7 45.00 04-12-20-28-36-44-52-60- Cut to meet P6 at 1/2 facet width
68-76-84-92
P8 41.00 96-08-16-24-32-40-48-56- Cut to meet P7 at 1/2 facet width
64-72-80-88
Crown
C1 46.58 04-12-20-28-36-44-52-60- Set girdle thickness to 2% of width
68-76-84-92
C2 36.50 96-08-16-24-32-40-48-56- Cut to meet C1 at G, level girdle
64-72-80-88
C3 27.39 04-12-20-28-36-44-52-60- Cut to meet C2 at C1
68-76-84-92
Octobril 54
48
42
60 36
Dean Baker - 11th April 2021
by R Thompson
The Book of Gem Cuts Vol 3, 11 66 30
Facet Data
72 T 24 U W
Pavilion facets 24 Pavilion tiers 2
Girdle facets 8 Girdle tiers 1
Crown facets 32+1 Crown tiers 4+1 78 C4 18
Total facets 65 Total tiers 8 C3
C2
84 C1 12
Size Data 90 6
<96>
L/W 1.000 P/W 0.390
T/W 0.487 C/W 0.192
U/W 0.487 H/W 0.603 T
V/W^3 0.228 P/C 2.034
C
Design Data
Angles for R.I. 1.54 P
Size range 8 - 20 mm
P2
Symmetry 8-fold, mirror
L
Index gear 96
P1
Shape Octagon
G1
Comments
Original had round girdle, faceted girdle added
Specified material Amethyst
This design has been optimized
Pavilion
G1 90.00 96-12-24-36-48-60-72-84 Cut to TCP
P1 40.90 96-12-24-36-48-60-72-84 Set stone size and shape
P2 36.03 04-08-16-20-28-32-40-44- Cut to meet P1 at G
52-56-64-68-76-80-88-92
Crown
C1 41.53 96-12-24-36-48-60-72-84 Set girdle thickness to 2% of width
C2 34.73 06-18-30-42-54-66-78-90 Cut to meet C1 at G
C3 34.74 96-12-24-36-48-60-72-84 Cut to meet C1, C2 at TCP
C4 23.97 96-12-24-36-48-60-72-84 Cut to meet C3 at 1/2 width
T 0.00 Table Cut to meet C4 at C2, make C3, C4 the same, table should be 40%-60% of width
Pasha With Twist 36
32
28
40 24
Dean Baker - 17th April 2021
by Jack Hamm
The Book of Gem Cuts Vol 3, 12 44 20
Facet Data
48 T 16 U W
Pavilion facets 24 Pavilion tiers 3
Girdle facets 8 Girdle tiers 1
Crown facets 32+1 Crown tiers 3+1 52 12
C3
Total facets 65 Total tiers 8 C2
56 C1 8
Size Data 60 4
<64>
L/W 1.000 P/W 0.469 T
T/W 0.461 C/W 0.384
U/W 0.461 H/W 0.885 C2
V/W^3 0.321 P/C 1.221 C
C1
Design Data
P1
Angles for R.I. 1.54
Size range 8 - 20 mm P P3
Pavilion
P1 53.00 03-11-19-27-35-43-51-59 Cut to TCP
G1 90.00 04-12-20-28-36-44-52-60 Set stone size and shape
P2 44.00 01-09-17-25-33-41-49-57 Cut to meet P1 at P1, G
P3 42.00 64-08-16-24-32-40-48-56 Cut to meet P2 at P1
Crown
C1 57.00 01-07-09-15-17-23-25-31- Set girdle thickness
33-39-41-47-49-55-57-63
C2 55.00 64-08-16-24-32-40-48-56 Cut to meet P1 at G
C3 43.00 04-12-20-28-36-44-52-60 Cut to meet C2 at C1
T 0.00 Table Cut to meet C3
Pendeloque 36
32
28
40 C7 24
Dean Baker - 12th May 2021 C12
by unknown author C14
Facet Data T C5 T
L
48 16
Pavilion facets 24 Pavilion tiers 13 C11
C4 C4
Girdle facets 16 Girdle tiers 8
C9 C10C3
Crown facets 26+1 Crown tiers 14+1 52 12
C8 C2
Total facets 67 Total tiers 36
C1
56 8
Size Data 60 4
<64> G8
L/W 1.371 P/W 0.512
G7
T/W 0.613 C/W 0.191 P13 P12
U/W 0.577 H/W 0.805 C U G6
V/W^3 0.426 P/C 2.682 P11
P5 P4
P10 G5
Design Data
P2
Angles for R.I. 1.54 P P1
P9
G4
Size range 8 - 20 mm P3 P8
P7 G3
Symmetry 1-fold, mirror W P6
Index gear 64 G2
G1
Shape Pear
Comments
Specified material quartz
Was freehand shape
Pavilion
P1 42.00 08-56 Cut to TCP
P2 46.00 16-48 Cut to TCP
P3 41.00 64 Cut to TCP
P4 42.00 22-42 Cut to TCP
P5 33.00 32 Cut to TCP
G1 90.00 02-62 Cut to meet P3, start setting stone shape and size
P6 43.00 02-62 Cut to meet P3 at G1
P7 44.00 06-58 Cut to meet P6
G2 90.00 06-58 Cut to meet P7, level G
P8 47.00 11-53 Cut to meet P1
G3 90.00 11-53 Cut to meet P8, level G
P9 48.00 14-50 Cut to meet P8
G4 90.00 14-50 Cut to meet P9, level G
P10 49.00 17-47 Cut to meet P2
G5 90.00 17-47 Cut to meet G10, level G
P11 45.30 21-43 Cut to meet P10
G6 90.00 21-43 Cut to meet P11, level G
P12 41.85 23-41 Cut to meet P4
G7 90.00 23-41 Cut to meet P12, level G
P13 33.60 31-33 Cut to meet P12
G8 90.00 31-33 Cut to meet P13, level G
Crown
C1 43.27 02-62 Set girdle thickness
C2 45.32 06-58 Level girdle
C3 45.32 10-54 Level girdle
C4 50.58 14-50 Level girdle
C5 42.26 17-47 Level girdle
C6 36.38 21-43 Level girdle
C7 23.46 31-33 Cut to centreline, creates meet point for later
C8 35.42 64 Cut to meet C1
C9 20.22 04-60 Cut to meet C1 at C2
C10 36.38 08-56 Cut to meet C2, C3 at G
C11 22.78 13-51 Cut to meet C5, C10 at C3, C4
C12 39.29 23-41 Cut to meet C6, level G
C13 27.16 22-42 Cut to meet C7 at C12
C14 21.93 32 Cut to meet C7, C13 at C6,C7, C12
T 0.00 Table Cut table to meet C9, C11, C14 at C5, C6, C11, C13
Pinwheel 54
48
42
60 36
Dean Baker - 20th April 2021
by Ed Hume
The Book of Gem Cuts Vol 3, 13 66 30
Facet Data
72 T 24 U W
Pavilion facets 40 Pavilion tiers 5
Girdle facets 8 Girdle tiers 1
Crown facets 32+1 Crown tiers 4+1 78 C4 18
C3
C2
Total facets 81 Total tiers 11
84 12
C1
Size Data 90 6
<96>
L/W 1.000 P/W 0.439
T/W 0.493 C/W 0.206
T
U/W 0.493 H/W 0.665
V/W^3 0.275 P/C 2.124 C
C1
Design Data P1
Comments
Specified material quartz
Pavilion
P1 53.00 96-12-24-36-48-60-72-84 Cut to TCP
G1 90.00 96-12-24-36-48-60-72-84 Set stone size and shape
P2 46.00 10-22-34-46-58-70-82-94 Cut to meet P1 at G
P3 40.00 08-20-32-44-56-68-80-92 Cut to meet P2 at P1
P4 34.00 06-18-30-42-54-66-78-90 Cut to meet P3 at P2
P5 28.00 04-16-28-40-52-64-76-88 Cut to meet P4 at P3
Crown
C1 49.00 96-12-24-36-48-60-72-84 Set girdle thickness
C2 39.00 10-22-34-46-58-70-82-94 Cut to meet C1 at G
C3 30.00 08-20-32-44-56-68-80-92 Cut to meet C2 at C1
C4 22.00 06-18-30-42-54-66-78-90 Cut to meet C3 at C2
T 0.00 Table Cut to meet C4 at C3
Pinwheel 54
48
42
60 36
Dean Baker - 20th April 2021
by Ed Hume
The Book of Gem Cuts Vol 3, 13 66 30
Facet Data
72 T 24 U W
Pavilion facets 40 Pavilion tiers 5
Girdle facets 8 Girdle tiers 1
Crown facets 32+1 Crown tiers 4+1 78 C4 18
C3
C2
Total facets 81 Total tiers 11
84 12
C1
Size Data 90 6
<96>
L/W 1.000 P/W 0.350
T/W 0.493 C/W 0.204
U/W 0.493 H/W 0.575 T
V/W^3 0.243 P/C 1.716
C
C1
Design Data P1
Comments
Specified material quartz
This design has been optimized
Pavilion
P1 46.67 96-12-24-36-48-60-72-84 Cut to TCP
G1 90.00 96-12-24-36-48-60-72-84 Set stone size and shape
P2 39.60 10-22-34-46-58-70-82-94 Cut to meet P1 at G
P3 33.83 08-20-32-44-56-68-80-92 Cut to meet P2 at P1
P4 28.32 06-18-30-42-54-66-78-90 Cut to meet P3 at P2
P5 23.01 04-16-28-40-52-64-76-88 Cut to meet P4 at P3
Crown
C1 48.68 96-12-24-36-48-60-72-84 Set girdle thickness
C2 38.69 10-22-34-46-58-70-82-94 Cut to meet C1 at G
C3 29.72 08-20-32-44-56-68-80-92 Cut to meet C2 at C1
C4 21.78 06-18-30-42-54-66-78-90 Cut to meet C3 at C2
T 0.00 Table Cut to meet C4 at C3
Snowflake Cut 72
64 56
48
Dean Baker - 1st May 2021
by Mel Roth 80 40
The Book of Gem Cuts Vol 3, 15
Facet Data 88 32
T U W
Pavilion facets 48 Pavilion tiers 7
Girdle facets 24 Girdle tiers 1 96 24
C5
Crown facets 42+1 Crown tiers 6+1
C6
Total facets 115 Total tiers 15 C4
104 C3 C1 16
C2
P1 P2 P3
Design Data
Angles for R.I. 1.54 P P5 P7
Size range 8 - 20 mm P6
G1
Comments
Specified material quartz
Pavilion
P1 69.00 010-030-050-070-090-110 Cut to PCP
G1 90.00 120-005-010-015-020-025- Set stone shape and size
030-035-040-045-050-055-
060-065-070-075-080-085-
090-095-100-105-110-115
P2 63.00 005-015-025-035-045-055- Cut to meet P1 at G
065-075-085-095-105-115
P3 58.00 120-020-040-060-080-100 Cut to meet P2 at G
P4 49.00 010-030-050-070-090-110 Cut to meet P2 at P1
P5 51.00 120-020-040-060-080-100 Cut to meet P3
P6 43.00 120-020-040-060-080-100 Cut to meet P5 1/2 way
P7 40.00 010-030-050-070-090-110 Cut to meet P4
Crown
C1 56.00 010-030-050-070-090-110 Set girdle thickness
C2 48.00 005-015-025-035-045-055- Level G
065-075-085-095-105-115
C3 42.00 120-020-040-060-080-100 Cut to meet C2, level G
C4 39.00 010-030-050-070-090-110 Cut to meet C2 at C1
C5 27.00 120-020-040-060-080-100 Cut to meet C3, C4
C6 27.00 010-030-050-070-090-110 Cut to meet C4
T 0.00 Table Cut to meet C6
Snowflake 72
64 56
48
Dean Baker - 1st May 2021
by Mel Roth 80 40
The Book of Gem Cuts Vol 3, 15
Facet Data 88 32
T U W
Pavilion facets 48 Pavilion tiers 7
Girdle facets 24 Girdle tiers 1 96 24
C5
Crown facets 42+1 Crown tiers 6+1
C6
Total facets 115 Total tiers 15
C4
104 C3 C1 16
C2
P1 P2 P3
Design Data
Angles for R.I. 1.54 P P7
Size range 8 - 20 mm P6
G1
Comments
Specified material quartz
This design has been optimized
Pavilion
P1 64.33 010-030-050-070-090-110 Cut to PCP
G1 90.00 120-005-010-015-020-025- Set stone shape and size
030-035-040-045-050-055-
060-065-070-075-080-085-
090-095-100-105-110-115
P2 57.47 005-015-025-035-045-055- Cut to meet P1 at G
065-075-085-095-105-115
P3 51.97 120-020-040-060-080-100 Cut to meet P2 at G
P4 42.58 010-030-050-070-090-110 Cut to meet P2 at P1
P5 44.61 120-020-040-060-080-100 Cut to meet P3
P6 36.68 120-020-040-060-080-100 Cut to meet P5 1/2 way
P7 33.83 010-030-050-070-090-110 Cut to meet P4
Crown
C1 54.62 010-030-050-070-090-110 Set girdle thickness
C2 46.54 005-015-025-035-045-055- Level G
065-075-085-095-105-115
C3 40.54 120-020-040-060-080-100 Cut to meet C2, level G
C4 37.57 010-030-050-070-090-110 Cut to meet C2 at C1
C5 25.83 120-020-040-060-080-100 Cut to meet C3, C4
C6 25.83 010-030-050-070-090-110 Cut to meet C4
T 0.00 Table Cut to meet C6
Smoky Beauty 54
48
42
60 36
Jerry Muchna -
Maricopa Lapidary Society
GCS by Jon Olaf Svane April 2021 66 30
Facet Data
72 C7 24 W
C13
Pavilion facets 96 Pavilion tiers 14 C6
C12
Girdle facets 24 Girdle tiers 7
C14 C11 C5
Crown facets 96 Crown tiers 14 78 C10 18
C9 C4
Total facets 216 Total tiers 35 C8 C3
C1 C2
84 12
Size Data 90 6
<96>
L/W 1.250 P/W 0.180
T/W 0.000 C/W 0.180
U/W 0.000 H/W 0.375
V/W^3 0.206 P/C 0.998
C
Design Data P8 G7
P14
Angles for R.I. 1.54 P P7
P13 G6
Symmetry 2-fold, mirror L P1 P12 P6
P11 G5
P5
Index gear 96 P9
P10
P4
P3 G4
P2
G3
G1 G2
Comments
From MDR Book of Gem Cuts 1977 edition - Vol 3 #15
Pavilion
G1 90.00 96-48
G2 90.00 03-45-51-93
G3 90.00 07-41-55-89
G4 90.00 10-38-58-86
G5 90.00 14-34-62-82
G6 90.00 19-29-67-77
G7 90.00 24-72
P1 10.00 01-03-05-07-09-11-13-15-
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63-
65-67-69-71-73-75-77-79-
81-83-85-87-89-91-93-95
P2 42.00 96-48
P3 42.00 03-45-51-93
P4 42.00 07-41-55-89
P5 42.00 10-38-58-86
P6 42.00 14-34-62-82
P7 42.00 19-29-67-77
P8 42.00 24-72
P9 27.00 02-46-50-94
P10 27.00 06-42-54-90
P11 27.00 10-38-58-86
P12 27.00 14-34-62-82
P13 27.00 18-30-66-78
P14 27.00 22-26-70-74
Crown
C1 42.00 96-48
C2 42.00 03-45-51-93
C3 42.00 07-41-55-89
C4 42.00 10-38-58-86
C5 42.00 14-34-62-82
C6 42.00 19-29-67-77
C7 42.00 24-72
C8 27.00 02-46-50-94
C9 27.00 06-42-54-90
C10 27.00 10-38-58-86
C11 27.00 14-34-62-82
C12 27.00 18-30-66-78
C13 27.00 22-26-70-74
C14 10.00 01-03-05-07-09-11-13-15-
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63-
65-67-69-71-73-75-77-79-
81-83-85-87-89-91-93-95
Step Cut Pendant 36
32
28
40 24
Dean Baker - 24th May 2021
by T E Conyers C8C4C1 C1
PF2
The Book of Gem Cuts Vol 3, 16 44 T 20
Facet Data T
48 C2 16 C2
L
C7
Pavilion facets 24 Pavilion tiers 10 C5
Girdle facets 10 Girdle tiers 4
Crown facets 20+1 Crown tiers 8+1 52 12
Total facets 55 Total tiers 23
56 8
C6
C3
Size Data 60 4
<64> PF1
L/W 1.350 P/W 0.397
T/W 0.988 C/W 0.125
G1
U/W 0.698 H/W 0.561 PF2 P9
P1
P8P4
C U
V/W^3 0.222 P/C 3.183
C3
P10
P3
Design Data P5
P
Angles for R.I. 1.61 P7 P2
Size range 8 - 20 mm G2
Symmetry 1-fold, mirror W
Index gear 64
P6
Shape Pendant P3
Comments
No specified material, lighter coloured material
Pavilion
PF1 90.00 {64-64} Set stone size and shape, length 1.350
PF2 90.00 {16-48} Set stone size and shape, width 1.000
P1 54.00 21-28-36-43 Cut to TCP
G1 90.00 21-28-36-43 Cut to meet P1, level G
G2 90.00 12-52 Cut to meet P1 at G1
P2 54.00 12-52 Cut to meet P1, level G
P3 49.00 64 Cut to meet PF1
P4 50.00 21-28-36-43 Cut to meet P1
P5 50.00 12-52 Cut to meet P2, level
P6 43.00 64 Cut to meet P3
P7 45.00 12-52 Cut to meet P5
P8 45.00 21-28-36-43 Cut to meet P4
P9 41.00 28-36 Cut to meet P8
P10 41.00 12-52 Cut to meet P7
Crown
C1 50.00 21-28-36-43 Set girdle thickness
C2 50.00 12-52 Level girdle
C3 47.00 64 Level girdle
C4 45.00 21-28-36-43 Cut to meet C1
C5 45.00 12-52 Cut to meet C2
C6 44.00 64 Cut to meet C3, level
C7 30.00 12-52 Cut to meet C6
C8 30.00 21-28-36-43 Cut to meet C4
T 0.00 Table Cut to meet C7, C8
Step Cut Pendant 36
32
28
40 24
Dean Baker - 24th May 2021
by T E Conyers C8C4C1 C4C1
PF2
The Book of Gem Cuts Vol 3, 16 44 T 20
Facet Data T
48 C2 16 C2
L
C7
Pavilion facets 24 Pavilion tiers 10 C5 C5
Girdle facets 10 Girdle tiers 4
Crown facets 20+1 Crown tiers 8+1 52 12
Total facets 55 Total tiers 23
56 8
C6
C3
Size Data 60 4
<64> PF1
L/W 1.350 P/W 0.413
T/W 0.988 C/W 0.160
G1
U/W 0.698 H/W 0.612 C U PF2 P9
P1
P8P4
V/W^3 0.247 P/C 2.587
C6
C3
P10
P3
Design Data P5
Comments
No specified material, lighter coloured material
Pavilion
PF1 90.00 {64-64} Set stone size and shape, length 1.350
PF2 90.00 {16-48} Set stone size and shape, width 1.000
P1 55.06 21-28-36-43 Cut to TCP
G1 90.00 21-28-36-43 Cut to meet P1, level G
G2 90.00 12-52 Cut to meet P1 at G1
P2 55.06 12-52 Cut to meet P1, level G
P3 50.11 64 Cut to meet PF1
P4 51.10 21-28-36-43 Cut to meet P1
P5 51.10 12-52 Cut to meet P2, level
P6 44.12 64 Cut to meet P3
P7 46.12 12-52 Cut to meet P5
P8 46.12 21-28-36-43 Cut to meet P4
P9 42.12 28-36 Cut to meet P8
P10 42.12 12-52 Cut to meet P7
Crown
C1 56.75 21-28-36-43 Set girdle thickness
C2 56.75 12-52 Level girdle
C3 53.93 64 Level girdle
C4 52.00 21-28-36-43 Cut to meet C1
C5 52.00 12-52 Cut to meet C2
C6 51.03 64 Cut to meet C3, level
C7 36.46 12-52 Cut to meet C6
C8 36.46 21-28-36-43 Cut to meet C4
T 0.00 Table Cut to meet C7, C8
Sunburst 36
32
28
40 24
Dean Baker - 2nd March 2019
by Alton B Walls
The Book of Gem Cuts Vol 3, 18 44 20
Facet Data
48 T 16 U W
Pavilion facets 64 Pavilion tiers 3
Girdle facets 16 Girdle tiers 1
Crown facets 80+1 Crown tiers 4+1 52 12
C4
Total facets 161 Total tiers 9 C3
56 C2 8
C1
Size Data 60 4
<64>
L/W 1.000 P/W 0.463
T/W 0.513 C/W 0.234 T
U/W 0.513 H/W 0.721
V/W^3 0.249 P/C 1.981 C
C1
Design Data
Angles for R.I. 1.54 P
Size range 8 - 20 mm P3
Pavilion
P1 45.00 02-06-10-14-18-22-26-30- Cut to TCP
34-38-42-46-50-54-58-62
G1 90.00 02-06-10-14-18-22-26-30- Set stone Size and shape
34-38-42-46-50-54-58-62
P2 43.50 01-03-05-07-09-11-13-15- Cut to meet P1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
P3 42.50 64-04-08-12-16-20-24-28- Cut to PCP to meet P2 at 1/3 of facet radius
32-36-40-44-48-52-56-60
Crown
C1 48.00 02-06-10-14-18-22-26-30- Set girdle thickness
34-38-42-46-50-54-58-62
C2 45.00 01-03-05-07-09-11-13-15- Cut to meet C1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
C3 43.00 64-04-08-12-16-20-24-28- Cut to PCP to meet C2 at 1/4 facet radius
32-36-40-44-48-52-56-60
C4 33.00 02-06-10-14-18-22-26-30- Cut to meet C3 at C2
34-38-42-46-50-54-58-62
T 0.00 Table Cut To meet C4, table is approx 50% of diameter
Sunburst 36
32
28
40 24
Dean Baker - 2nd March 2019
by Alton B Walls
The Book of Gem Cuts Vol 3, 17 44 20
Facet Data
48 T 16 U W
Pavilion facets 64 Pavilion tiers 3
Girdle facets 16 Girdle tiers 1
Crown facets 80+1 Crown tiers 4+1 52 12
C4
Total facets 161 Total tiers 9 C3
56 C2 8
C1
Size Data 60 4
<64>
L/W 1.000 P/W 0.393
T/W 0.513 C/W 0.227 T
U/W 0.513 H/W 0.644
V/W^3 0.228 P/C 1.736 C
C1
Design Data
Angles for R.I. 1.76 P
Size range 8 - 20 mm P3
Shape Round P1
G1
Comments
Original design had a round girdle, faceted girdle added.
Material not stated, sapphire (corundum) chosen
Pavilion
P1 40.36 02-06-10-14-18-22-26-30- Cut to TCP
34-38-42-46-50-54-58-62
G1 90.00 02-06-10-14-18-22-26-30- Set stone Size and shape
34-38-42-46-50-54-58-62
P2 38.89 01-03-05-07-09-11-13-15- Cut to meet P1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
P3 37.91 64-04-08-12-16-20-24-28- Cut to PCP to meet P2 at 1/3 of facet radius
32-36-40-44-48-52-56-60
Crown
C1 47.13 02-06-10-14-18-22-26-30- Set girdle thickness
34-38-42-46-50-54-58-62
C2 44.13 01-03-05-07-09-11-13-15- Cut to meet C1 at G
17-19-21-23-25-27-29-31-
33-35-37-39-41-43-45-47-
49-51-53-55-57-59-61-63
C3 42.13 64-04-08-12-16-20-24-28- Cut to PCP to meet C2 at 1/4 facet radius
32-36-40-44-48-52-56-60
C4 32.21 02-06-10-14-18-22-26-30- Cut to meet C3 at C2
34-38-42-46-50-54-58-62
T 0.00 Table Cut To meet C4, table is approx 50% of diameter
Switzer’s Brilliant 36
32
28
40 24
Dean Baker - 3rd March 2019
by Alfred E Switzer
The Book of Gem Cuts Vol 3, 19 44 20
Facet Data
48 T 16 U W
Pavilion facets 48 Pavilion tiers 4
Girdle facets 16 Girdle tiers 1
Crown facets 48+1 Crown tiers 4+1 52 C4 12
C3
Total facets 113 Total tiers 10
C2
56 C1 8
Size Data 60 4
<64>
L/W 1.000 P/W 0.450
T/W 0.434 C/W 0.240 T
U/W 0.434 H/W 0.705
V/W^3 0.235 P/C 1.878 C
Design Data
Angles for R.I. 1.61 P
P1
Size range 8 - 20 mm
P4
Symmetry 8-fold, mirror
P2
Index gear 64 L P3
Shape Round
G1
Comments
Original had round girdle, faceted girdle added
Crown changed to suit faceted girdle
Material Topaz
Pavilion
G1 90.00 02-06-10-14-18-22-26-30- Set stone size and shape
34-38-42-46-50-54-58-62
P1 42.00 64-08-16-24-32-40-48-56 Cut to TCP
P2 42.50 01-07-09-15-17-23-25-31- Cut to meet P1 at G
33-39-41-47-49-55-57-63
P3 45.00 02-06-10-14-18-22-26-30- Cut to meet P2 at G
34-38-42-46-50-54-58-62
P4 42.69 04-12-20-28-36-44-52-60 Cut to meet P2, P2, P3, P3 at G
Crown
C1 45.00 02-06-10-14-18-22-26-30- Set girdle thickness
34-38-42-46-50-54-58-62
C2 42.00 01-07-09-15-17-23-25-31- Cut to meet C1 at G
33-39-41-47-49-55-57-63
C3 39.00 64-08-16-24-32-40-48-56 Cut to meet C2 at 1/4 radius
C4 24.00 04-12-20-28-36-44-52-60 Cut to meet C3 at C2
T 0.00 Table Cut to meet C4
Switzer’s Brilliant 36
32
28
40 24
Dean Baker - 11th April 2021
by Alfred E Switzer
The Book of Gem Cuts Vol 3, 18 44 20
Facet Data
48 T 16 U W
Pavilion facets 48 Pavilion tiers 4
Girdle facets 16 Girdle tiers 1
Crown facets 48+1 Crown tiers 4+1 52 C4 12
C3
Total facets 113 Total tiers 10
C2
56 C1 8
Size Data 60 4
<64>
L/W 1.000 P/W 0.414
T/W 0.434 C/W 0.199 T
U/W 0.434 H/W 0.628
V/W^3 0.207 P/C 2.082 C
Design Data
Angles for R.I. 1.61 P
P1
Size range 8 - 20 mm
P4
Symmetry 8-fold, mirror
P2
Index gear 64 L
P3
Shape Round
G1
Comments
Original had round girdle, faceted girdle added
Crown changed to suit faceted girdle
Specified material Topaz
This design has been optimized
Pavilion
G1 90.00 02-06-10-14-18-22-26-30- Set stone size and shape
34-38-42-46-50-54-58-62
P1 39.64 64-08-16-24-32-40-48-56 Cut to TCP
P2 40.13 01-07-09-15-17-23-25-31- Cut to meet P1 at G
33-39-41-47-49-55-57-63
P3 42.61 02-06-10-14-18-22-26-30- Cut to meet P2 at G
34-38-42-46-50-54-58-62
P4 40.32 04-12-20-28-36-44-52-60 Cut to meet P2, P2, P3, P3 at G
Crown
C1 39.69 02-06-10-14-18-22-26-30- Set girdle thickness
34-38-42-46-50-54-58-62
C2 36.77 01-07-09-15-17-23-25-31- Cut to meet C1 at G
33-39-41-47-49-55-57-63
C3 33.91 64-08-16-24-32-40-48-56 Cut to meet C2 at 1/4 radius
C4 20.28 04-12-20-28-36-44-52-60 Cut to meet C3 at C2
T 0.00 Table Cut to meet C4
Trapeze Twist 54
48
42
60 36
Dean Baker - 14th May 2021
by Bill Steele
The Book of Gem Cuts Vol 3, 19 66 30
C3
C4
Facet Data T
C2 C2
72 24 U W
Pavilion facets 14 Pavilion tiers 8 C5
Girdle facets 6 Girdle tiers 3 C6
Crown facets 8+1 Crown tiers 6+1 78 C1 18
PF2
Total facets 29 Total tiers 18
84 12
Size Data 90 6
<96>
L/W 1.700 P/W 0.619
T/W 0.753 C/W 0.358
U/W 0.487 H/W 1.059 T PF1
V/W^3 0.706 P/C 1.730
C
P5 P2
C1
Design Data P1 P8
G1
P4
Angles for R.I. 1.54 P P3 P6
P3 P7
Size range 8 - 20 mm
PF2 P1
Index gear 96
L
Shape Rectangle
Comments
Specified material quartz
Pavilion
PF1 90.00 {48-96} Set stone shape and size, width 1.000
PF2 90.00 {72-24} Set stone shape and size, length 1.700
P1 61.00 96-48 Cut to centreline
P2 61.00 30-66 Cut to meet P1 at PF1
P3 46.00 02-94 Cut to meet P1, P2 at G
P4 46.00 28-68 Cut to meet P2, P3 at G
P5 46.00 48 Cut to meet P1, P4 at P2
P6 41.00 04-92 Cut to meet P3, P4 at G
P7 41.00 26-70 Cut to meet P4, P6 at G
P8 41.00 48 Cut to meet P5, P7
G1 90.00 30-66 Cut to meet P2, level G
Crown
C1 58.00 96-48 Set girdle thickness
C2 58.00 30-66 Cut to meet C1, level G
C3 48.00 46 Cut to meet C1, C2 at G
C4 43.00 64 Cut to meet C1, C2 at G
C5 43.00 28 Cut to meet C1, C2 at G
C6 40.00 94 Cut to meet C1, C2, C4 at G
T 0.00 Table Cut to meet C3, C4, C5, C6 at 50% of width
Trapeze Twist 54
48
42
60 36
Dean Baker - 14th May 2021
by Bill Steele
The Book of Gem Cuts Vol 3, 19 66 30
C3
C4
Facet Data T
C2 C2
72 24 U W
Pavilion facets 14 Pavilion tiers 8 C5
Girdle facets 6 Girdle tiers 3 C6
Crown facets 8+1 Crown tiers 6+1 78 C1 18
PF2
Total facets 29 Total tiers 18
84 12
Size Data 90 6
<96>
L/W 1.700 P/W 0.625
T/W 0.753 C/W 0.311
U/W 0.487 H/W 1.018 T PF1
V/W^3 0.674 P/C 2.008
C
C1 P5 P2
Design Data P1 P8
G1
P3 P4
Angles for R.I. 1.54 P P6
P3 P7
Size range 8 - 20 mm
PF2 P1
Index gear 96 L
Shape Rectangle
Comments
Specified material quartz
This design has been optimized
Pavilion
PF1 90.00 {48-96} Set stone shape and size, width 1.000
PF2 90.00 {72-24} Set stone shape and size, length 1.700
P1 61.24 96-48 Cut to centreline
P2 61.24 30-66 Cut to meet P1 at PF1
P3 46.28 02-94 Cut to meet P1, P2 at G
P4 46.28 28-68 Cut to meet P2, P3 at G
P5 46.28 48 Cut to meet P1, P4 at P2
P6 41.28 04-92 Cut to meet P3, P4 at G
P7 41.28 26-70 Cut to meet P4, P6 at G
P8 41.28 48 Cut to meet P5, P7
G1 90.00 30-66 Cut to meet P2, level G
Crown
C1 54.31 96-48 Set girdle thickness
C2 54.31 30-66 Cut to meet C1, level G
C3 44.02 46 Cut to meet C1, C2 at G
C4 39.05 64 Cut to meet C1, C2 at G
C5 39.05 28 Cut to meet C1, C2 at G
C6 36.13 94 Cut to meet C1, C2, C4 at G
T 0.00 Table Cut to meet C3, C4, C5, C6 at 50% of width