define the preform size and proportions.
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 816324056648088 | Establish size |
| G2 | 90.00° | 222264650707494 | Meet 1-2-1 |
| P1 | 55.76° | 222264650707494 | Meet 3-4-2 |
| P2 | 53.41° | 96244872 | Meet 3-5-5-3 |
| P3 | 43.59° | 717314155657989 | Meet 2-4-5-3 / 1-4-1 |
| P4 | 43.41° | 816324056648088 | Meet 2-1-2 |
| P5 | 41.00° | 96 61218243036424854606672788490 | Cut to Permanent Center Point |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 43.00° | 222264650707494 | Level Girdle |
| C2 | 43.00° | 816324056648088 | Level Girdle |
| C3 | 37.00° | 222264650707494 | |
| C4 | 37.00° | 816324056648088 | |
| C5 | 24.75° | 816324056648088 | |
| C6 | 22.00° | 222264650707494 | |
| T | 0.00° | 96 |