Turtle Checker

by Dr. Hideki Ikeda
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Gemology Projectopen
L/W
121%
Design RI
1.62
H/W
73%
Gear
96
V/W³
0.322
Symmetry
2 (mirrored)
Facets
73
Tiers
18
Crown
33
Pavilion
40

I make this deign for recutting 'native oval cut stones'. Native oval cut is not true oval shape.

Wireframe

Turtle Checker 3D view
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Pavilion

#AngleFacetsNotes
G190.00°
1622263264707480
G290.00°
 7415589
Meet to P1,P2,G1
G490.00°
 1474995
P461.06°
 1474995
P359.56°
 7415589
P240.68°
1622263264707480
Cut to center
P140.50°
 213354650618394
Cut to center

Crown

#AngleFacetsNotes
C141.48°
 1474995
C240.00°
 7415589
C639.47°
9648
C435.64°
16326480
C533.84°
22267074
C732.33°
11375985
C831.25°
2472
C914.42°
9648
C1112.85°
2472
C109.75°
11375985
T0.00°
24