Size Guide – Rings
| Finger Circumference (mm) | Ring Inside Diameter (mm) | UK Size |
|---|---|---|
| 48.7 | 15.5 | J |
| 50 | 15.9 | K |
| 51.2 | 16.3 | L |
| 52.5 | 16.7 | M |
| 53.8 | 17.1 | N |
| 55.1 | 17.5 | O |
| 56.3 | 17.9 | P |
| 57.6 | 18.3 | Q |
| 58.9 | 18.8 | R |
| 60.2 | 19.2 | S |
| 61.4 | 19.6 | T |
| 62.7 | 20 | U |
| 64 | 20.4 | V |
| 65.3 | 20.8 | W |
| 66.6 | 21.2 | X |
| 67.8 | 21.6 | Y |
| 68.5 | 21.8 | Z |