Mathewson, Ralph; Facets, Jan 1996, p3;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 773 | |
| G2 | 90.00° | 1268 | |
| G3 | 90.00° | 1961 | |
| G4 | 90.00° | 2456 | |
| G5 | 90.00° | 3347 | |
| G6 | 90.00° | 40 | |
| P1 | 69.00° | 1268 | Meet (2-girdle). Level girdle |
| P2 | 67.50° | 773 | Meet (1-girdle) |
| P3 | 62.00° | 40 | Meet (6-girdle). Level girdle |
| P4 | 59.00° | 1961 | Meet (3-girdle). Level girdle |
| P5 | 56.50° | 2456 | Meet (4-girdle). Level girdle |
| P6 | 48.50° | 3347 | Meet (5-girdle). Level girdle |
| P7 | 43.50° | 8016324864 | Locate girdle on preform |
| P8 | 41.00° | 1151731334749636579 | Meet (1-7-1) |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 51.79° | 1268 | Level girdle |
| C2 | 51.79° | 1961 | Level girdle |
| C3 | 49.92° | 40 | Meet (E-girdle) |
| C4 | 47.43° | 773 | Fix girdle width |
| C5 | 42.18° | 2456 | Level girdle |
| C6 | 40.00° | 3347 | Level girdle |
| C7 | 28.00° | 1664 | Meet (G-A-B) |
| C8 | 28.00° | 3248 | Meet (H-G-G) |
| C9 | 27.42° | 80 | Meet (A-A-girdle) |
| C10 | 24.00° | 3446 | Meet (J-F-J) |
| C11 | 24.00° | 3050 | Meet (J-D-H) |
| C12 | 24.00° | 1862 | Meet (L-J-D-H) |
| C13 | 24.00° | 1466 | Meet (H-B-A-G) |
| C14 | 24.00° | 278 | Meet (N-H-B-A-G) |
| T | 0.00° | 80 |