Ring Size Guide
If you're not sure of what ring size you are, you can use our handy ring size guide to get an idea of what ring should fit you. If you're still unsure, feel free to get in touch and we would be more than happy to help. You can view our full ring size guide here...
| UK Size | Inside Diameter (mm) | US | | | UK | Inside Diameter (mm) | US |
| G | 14.36 | 3.3375 | | | G 1/2 | 14.56 | 3.625 |
| H | 14.65 | 3.75 | | | H 1/2 | 14.86 | 4 |
| I | 15.04 | 4.25 | | | I 1/2 | 15.27 | 4.5 |
| J | 15.40 | 4.625 | | | J 1/2 | 15.70 | 5 |
| K | 15.80 | 5.125 | | | K 1/2 | 16.00 | 5.375 |
| L | 16.10 | 5.5 | | | L 1/2 | 16.41 | 5.875 |
| M | 16.51 | 6 | | | M 1/2 | 16.71 | 6.25 |
| N | 16.92 | 6.5 | | | N 1/2 | 17.13 | 6.75 |
| O | 17.35 | 7 | | | O 1/2 | 17.45 | 7.25 |
| P | 17.75 | 7.5 | | | P 1/2 | 17.97 | 7.75 |
| Q | 18.19 | 8 | | | Q 1/2 | 18.35 | 8.25 |
| R | 18.61 | 8.625 | | | R 1/2 | 18.80 | 8.875 |
| S | 19.10 | 9.125 | | | S 1/2 | 19.31 | 9.375 |
| T | 19.51 | 9.625 | | | T 1/2 | 19.84 | 10 |
| U | 20.02 | 10.25 | | | U 1/2 | 20.20 | 10.5 |
| V | 20.32 | 10.625 | | | V 1/2 | 20.68 | 11 |
| W | 20.76 | 11.125 | | | W 1/2 | 20.94 | 11.375 |
| X | 21.18 | 11.625 | | | X 1/2 | 21.30 | 11.875 |
| Y | 21.49 | 12 | | | Y 1/2 | 21.69 | 12.25 |
| Z | 21.89 | 12.5 | | | Z 1/2 | 22.10 | 12.75 |
