Everything You Need to Know About Ring Sizes
We use US ring sizes on our website. You can use the table below to convert this sizing in to your local sizing system
| US | UK | Circumference | Diameter |
| 2.5 | E | 43 mm | 13.7 mm |
| 3 | F | 44 mm | 14 mm |
| 3.5 | G | 45.5 mm | 14.5 mm |
| 4 | H | 47 mm | 14.9 mm |
| 5 | J 1/2 | 49.5 mm | 15.7 mm |
| 6 | L 1/2 | 52 mm | 16.5 mm |
| 7 | N 1/2 | 54.5 mm | 17.3 mm |
| 8 | P 1/2 | 57 mm | 18.2 mm |
| 9 | R 1/2 | 60 mm | 19 mm |
| 10 | T 1/2 | 62 mm | 19.8 mm |
| 11 | V 1/2 | 65 mm | 20.6 mm |
| 12 | X 1/2 | 67.5 mm | 21.5 mm |
| 13 | Z + 1 | 70 mm | 22.3 mm |