PC13.083 THREE TRI

Long, Robert H; Seattle F Design, Oct 93 p1
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DataVue
L/W
107%
Design RI
1.54
H/W
75%
Gear
96
V/W³
0.244
Symmetry
3 (mirrored)
Facets
78
Tiers
10
Crown
12
Pavilion
66

Modified pavilion based on design 13.081

Note:1 This step establishes stone size. Note 2: Cut as two sets (12-20-44-52-76-84) to meet at a-a-g1-g1 (corner meetpoint). Then cut 04-28-36-60-68-92 to meet at a-b-c.

Wireframe

PC13.083 THREE TRI 3D view
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Pavilion

#AngleFacetsNotes
G190.00°
 32935616793
Establish (Corner) meetpoint. Note 1
G290.00°
 13133636595
Level girdle (and meet g1-P2-P3
P166.17°
 13133636595
Meet P1-P1-P2
P265.00°
 32935616793
Meet P1-P1-G1-G1 (corner)
P343.50°
 41220283644526068768492
Cut to TCP
P441.00°
 82440567288
Meet P1-P1-P2-P3 form mains.

Crown

#AngleFacetsNotes
C160.00°
 13133636595
Level girdle (and meet g2-p2-g1
C258.63°
 32935616793
Match p2 (and set girdle thickness)
C330.00°
 41220283644526068768492
See note 2
T0.00°
96
Table