Long & Steele et al; Seattle F Design, Jun 1984;
| # | Angle | Facets | Notes |
|---|---|---|---|
| G1 | 90.00° | 961632486480 | |
| P1 | 55.00° | 961632486480 | Locate girdle |
| P2 | 46.00° | 41220283644526068768492 | Meet P1-G1-G1-P1 |
| P3 | 42.00° | 961632486480 |
| # | Angle | Facets | Notes |
|---|---|---|---|
| C1 | 35.00° | 961632486480 | Fix girdle width |
| C2 | 26.98° | 41220283644526068768492 | Meet a-G1-G1-a |
| C3 | 18.69° | 82440567288 | Meet b-a-b |
| T | 0.00° | 48 | Meet c-b-a-b-c |