ECED preform (90-96-06) (26-32-38) (58-64-70)
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 96 626323858647090 | |
| P1 | 64.00° | 62638587090 | Meet G1-1-G1 |
| P2 | 57.97° | 963264 | Meet 1-1-2 |
| P3 | 41.00° | 961022324254647486 | Cut to PCP |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 32.05° | 62638587090 | Level girdle |
| C2 | 29.23° | 963264 | Fix girdle width |
| C3 | 27.02° | 32935616793 | Meet A-B-G1-G1 |
| C4 | 22.30° | 62638587090 | Meet F-D-C-B |
| C5 | 21.03° | 42836606892 | Meet C-A-C |
| C6 | 20.74° | 52737596991 | Meet D-C-B |
| C7 | 17.43° | 963264 | Meet D-C-A-C-D |
| C8 | 8.00° | 961632486480 | Meet E-D-F and F-G-G-F |