PC 04.213

THE EMERALD ISLE CUT

Designed by Jim Perkins
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DataVueopen
L/W
120%
Design RI
1.54
H/W
75%
Gear
96
V/W³
0.380
Symmetry
2 (mirrored)
Facets
53
Tiers
18
Crown
8
Pavilion
45

Copyright July 7, 2002 Average face up brilliance ISO=88.5% COS=80.6% RI=1.54

A classic looking emerald cut in this length/width is an essential. Here it is in an RI for quartz and beryl. However it is easy enough to optimize it for materials of higher IR using the tangent/ratio formula.

Wireframe

THE EMERALD ISLE CUT 3D view
Top viewSide viewFront viewBack view

Pavilion

#AngleFacetsNotes
G190.00°
4896
Cut width.
G290.00°
13356183
MP @ P1,P3,P6.
G390.00°
2472
MP @P1,P4,P7.
P168.52°
4896
Level girdle.
P259.06°
2472
Level girdle.
P342.86°
 7415589
MP @ CULET
P442.76°
 3455193
MP @ CULET
P542.35°
13356183
PCP
P641.65°
19296777
MP @ CULET
P741.50°
21276975
MP @ CULET.

Crown

#AngleFacetsNotes
C134.96°
2472
Level girdle.
C232.87°
13356183
Level girdle.
C330.87°
23257173
MP @ girdle.
C430.83°
4896
Cut girdle width.
C526.78°
2472
MP @ C3.
C626.36°
 1474995
MP @ girdle.
C721.59°
4896
MP @ C1.
T0.00°
96
MP @ C2,C6,& C7.