Perkins, Jim; Unpublished;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 4896 | cut to width & polish |
| G2 | 90.00° | 2472 | cut to length & polish |
| G3 | 90.00° | 10385886 | level girdle with P1 |
| P1 | 64.28° | 4896 | mp@ P1 - P3 |
| P2 | 63.04° | 2472 | level girdle. |
| P3 | 42.00° | 1474995 | create PCP |
| P4 | 41.66° | 22267074 | mp@ p9-p11 |
| P5 | 41.62° | 2465094 | mp@ PCP |
| P6 | 40.65° | 16326480 | mp@ p8, p9 |
| P7 | 40.39° | 3455193 | mp@ p3-p4-p6 |
| P8 | 39.97° | 4445292 | create PCP. |
| P9 | 39.55° | 10385886 | mp@ p1-p6 |
| P10 | 38.40° | 8405688 | mp@ p3-p7 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 40.89° | 4896 | set girdle to 2% of finished size |
| C2 | 36.00° | 4896 | step cut |
| C3 | 32.23° | 2472 | level girdle. |
| C4 | 31.85° | 2472 | mp@ c2-c3-c6 |
| C5 | 30.29° | 10385886 | level girdle. |
| C6 | 23.21° | 10385886 | mp@ c1-c2-c5 |
| C7 | 22.02° | 3455193 | mp@ c1-c2-c4 |
| C8 | 19.29° | 18306678 | mp@ c6-c7 |
| C9 | 17.55° | 18306678 | mp@ c6-c7 |
| C10 | 17.55° | 3455193 | mp@ c4- c6 |
| T | 0.00° | 96 | cut width to 53% finished width & polish. |