Petaluma_80
Gemology Projectopen
- L/W
- 105%
- Design RI
- 1.54
- H/W
- 69%
- Gear
- 80
- V/W³
- 0.231
- Symmetry
- 5
- Facets
- 56
- Tiers
- 10
- Crown
- 31
- Pavilion
- 25
Wireframe
Pavilion
| # | Angle | Facets | Notes |
|---|---|---|---|
| 1 | 90.00° | 824405672 | Set size |
| 2 | 45.29° | 824405672 | Temp CenTerPoint |
| 4 | 43.20° | 824405672 | CTP |
| 3 | 41.50° | 6102226384254587074 | Meet girdle, CTP |
Crown
| # | Angle | Facets | Notes |
|---|---|---|---|
| A | 57.41° | 824405672 | Set girdle thickness |
| B | 48.25° | 7 92325394155577173 | Meet girdle, A |
| C | 30.00° | 622385470 | Floating -no meets- (stop before meeting A, B) |
| D | 19.78° | 521375369 | Meet B, C |
| E | 15.59° | 420365268 | Meet C, D |
| F | 0.00° | 20 | Meet D, E |