PC 09.142
3-Step Chevron Square Cushion
DataVueopen
- L/W
- 100%
- Design RI
- 1.54
- H/W
- 64%
- Gear
- 96
- V/W³
- 0.236
- Symmetry
- 4 (mirrored)
- Facets
- 77
- Tiers
- 13
- Crown
- 12
- Pavilion
- 65
Wolkonsky, Alexandre; UKFCG Faceters' Stonechat, Apr 1995;
Wireframe
Pavilion
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 222264650707494 | |
| G2 | 90.00° | 12366084 | |
| P1 | 48.00° | 222264650707494 | Meet (P1-girdle) |
| P2 | 43.50° | 321274551697593 | Meet (P1-P2-P3) |
| P3 | 42.50° | 12366084 | Meet (P1-P2-girdle) |
| P4 | 41.50° | 519294353677791 | Cut to PCP |
Crown
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 39.00° | 222264650707494 | Fix girdle width |
| C2 | 35.50° | 12366084 | Level girdle |
| C3 | 35.00° | 96244872 | Meet (A-A-girdle) |
| C4 | 31.50° | 519294353677791 | Meet (A-B-girdle) |
| C5 | 28.60° | 321274551697593 | Meet (C-A-D) |
| C6 | 23.00° | 12366084 | Meet (D-B-D) |
| T | 0.00° | 96 |