PC 23.012
London Shield - No Table
- L/W
- 141%
- Design RI
- 1.54
- H/W
- 71%
- Gear
- 80
- V/W³
- 0.352
- Symmetry
- 1 (mirrored)
- Facets
- 60
- Tiers
- 21
- Crown
- 9
- Pavilion
- 51
Ricks, Tom; Stonecutter, Oct 1979, p4;
Wireframe
Pavilion
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 3446 | |
| G2 | 90.00° | 3050 | |
| G3 | 90.00° | 14186266 | |
| G4 | 90.00° | 278 | |
| P1 | 47.20° | 278 | |
| P2 | 45.00° | 3446 | |
| P3 | 45.00° | 3050 | |
| P4 | 44.00° | 14186266 | |
| P5 | 43.00° | 803248 |
Crown
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 60.00° | 3050 | |
| C2 | 60.00° | 3446 | |
| C3 | 55.50° | 278 | |
| C4 | 52.00° | 1862 | |
| C5 | 49.00° | 1466 | |
| C6 | 46.77° | 80 | |
| C7 | 42.00° | 3248 | |
| C8 | 42.00° | 1664 | |
| C9 | 38.00° | 1367 | |
| C10 | 28.00° | 2258 | |
| C11 | 27.00° | 40 | |
| T | 0.00° | 40 |