Rings
| Size | US | UK | EU | Diameter (mm) |
|
48 |
4.5 | I 1/2 | 48 | 15.3 |
| 50 | 5.25 | K | 50 | 15.9 |
| 52 | 6 | L 1/2 | 52 | 16.5 |
| 54 | 7 | N 1/2 | 54 | 17.3 |
| 56 | 7.75 | P | 56 | 17.9 |
| 58 | 8.5 | Q 1/2 | 58 | 18.5 |
| 60 | 9.25 | S | 60 | 19.2 |
| 62 | 10 | T 1/2 | 62 | 19.8 |
| 64 | 10.75 | V | 64 | 20.4 |
| 66 | 11.5 | W 1/2 | 66 | 21 |
Bracelets
| Size | Length (in) |
| Small | 7 |
| Medium | 7.5 |
| Large | 8 |
