Arrow Heart by Shifter55

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Gemology Projectopen
L/W
100%
Design RI
1.52
H/W
60%
Gear
96
V/W³
0.193
Symmetry
1 (mirrored)
Facets
88
Tiers
47
Crown
36
Pavilion
52

A heart for large feldspar, based on a modernised version of Robert Long's Highlight Heart. Large tier numbers and rounding error issues make this more suited to an advanced cutter familiar with experience using a cheater, but it will perform well in most material available to a faceter.

Wireframe

Arrow Heart by Shifter55 3D view
Top viewSide viewFront viewBack view

Pavilion

#AngleFacetsNotes
G190.00°
96
Level Girdle
G290.00°
 690
G390.00°
1185
G490.00°
1779
G590.00°
2373
G690.00°
3066
G790.00°
3462
G890.00°
3957
G990.00°
4155
P1845.36°
96
Meet P6,P17
P1245.05°
3462
Meet P8,P11
P1144.94°
3957
Meet P3,P9
P1344.32°
3066
Meet P2,P12
P844.27°
3561
Cut to CTP, Defines lower lobe arc
P1044.03°
4155
Meet P3,P3. Girdle Facet sequence
P943.90°
3759
Cut to CTP
P743.61°
 294
Cut to CTP
P1743.43°
 690
Meet P6,P16
P643.02°
 492
Cut to CTP, Defines top length
P1442.93°
2373
Meet P1,13
P242.72°
2868
Cut to CTP, Defines stone width with P1
P1642.63°
1185
Meet P5,P15
P1542.29°
1779
Meet P1,P14
P142.16°
2670
Cut to CTP
P341.63°
4353
Cut to CTP, Defines stone length
P441.52°
1383
Cut to CTP, Defines upper lobe arc
P541.40°
1581
Cut to CTP

Crown

#AngleFacetsNotes
C136.00°
96
Level Girdle. Girdle facet sequence
C834.47°
3957
C334.19°
1185
C933.69°
4155
C233.68°
 690
C632.11°
3066
C531.87°
2373
C731.33°
3462
C429.81°
1779
C1429.45°
 393
Meet C2,C3
C1128.70°
3561
Meet C7,C8
C1328.10°
1680
Meet C4,C5
C1227.27°
2769
Meet C6,C7
C1023.82°
48
Meet C8,C9
C1921.63°
96
Meet C1. Takes up slack from other facets so don't overcut.
C1621.22°
3264
Meet C6,C7
C1716.95°
2274
Meet C4,C5
C1816.05°
1086
Meet C2,C3
C1513.11°
4056
Meet C8,C9
Table0.00°
24
Meet C10, C11, C12, C13