PC 13.088

London Shield w/Table

Durham, Dennis; Faceting Times Quarterly, Mar-Apr 79
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DataVueopen
L/W
101%
Design RI
1.54
H/W
66%
Gear
96
V/W³
0.223
Symmetry
3 (mirrored)
Facets
55
Tiers
13
Crown
12
Pavilion
43

Ricks. Tom; Stonecutter, Oct 79, p4-5 Same as 23.011

Wireframe

London Shield w/Table 3D view
Top viewSide viewFront viewBack view

Pavilion

#AngleFacetsNotes
G190.00°
963264
G290.00°
 62638587090
P160.00°
963264
Meet P2-P1-P2
P256.00°
 62638587090
Meet P2-P1-P1-P2
P351.00°
 42836606892
Level P1-P2 interface
P443.00°
 42836606892
Cut to PCP

Crown

#AngleFacetsNotes
C156.83°
963264
Level girdle
C251.30°
 62638587090
Fix girdle thickness
C342.00°
 42836606892
Meet A-B-G1-G2
C432.00°
 42836606892
Meet C-A-A-C and C-B-C
C523.00°
963264
Meet D-C-B-C-D
C621.50°
 82440567288
Meet D-C-A-A-C-D
T0.00°
48
Table