Size Guide
Our goal is to ensure every piece of jewellery fits you beautifully. Use the guide below to determine your ring size.
| UK Size | Diameter (mm) | Circumference (mm) | US Size | EU Size |
|---|---|---|---|---|
| F | 14.1 | 44.3 | 3 | 44 |
| F½ | 14.3 | 44.9 | 3.25 | 44.5 |
| G | 14.5 | 45.6 | 3.5 | 45 |
| G½ | 14.7 | 46.2 | 3.75 | 45.5 |
| H | 14.9 | 46.8 | 4 | 46.5 |
| H½ | 15.1 | 47.4 | 4.25 | 47 |
| I | 15.3 | 48.1 | 4.5 | 47.5 |
| I½ | 15.5 | 48.7 | 4.75 | 48 |
| J | 15.7 | 49.3 | 5 | 49 |
| J½ | 15.9 | 50.0 | 5.25 | 49.5 |
| K | 16.1 | 50.6 | 5.5 | 50 |
| K½ | 16.3 | 51.2 | 5.75 | 50.5 |
| L | 16.5 | 51.8 | 6 | 51.5 |
| L½ | 16.7 | 52.5 | 6.25 | 52 |
| M | 16.9 | 53.1 | 6.5 | 52.5 |
| M½ | 17.1 | 53.7 | 6.75 | 53 |
| N | 17.3 | 54.4 | 7 | 54 |
| N½ | 17.5 | 55.0 | 7.25 | 54.5 |
| O | 17.7 | 55.6 | 7.5 | 55 |
| O½ | 17.9 | 56.2 | 7.75 | 55.5 |
| P | 18.1 | 56.9 | 8 | 56.5 |
| P½ | 18.3 | 57.5 | 8.25 | 57 |
| Q | 18.5 | 58.1 | 8.5 | 57.5 |
| Q½ | 18.7 | 58.7 | 8.75 | 58 |
| R | 18.9 | 59.4 | 9 | 59 |
| R½ | 19.1 | 60.0 | 9.25 | 59.5 |
| S | 19.3 | 60.6 | 9.5 | 60 |
| S½ | 19.5 | 61.3 | 9.75 | 60.5 |
| T | 19.7 | 61.9 | 10 | 61.5 |
| T½ | 19.9 | 62.5 | 10.25 | 62 |
| U | 20.1 | 63.1 | 10.5 | 62.5 |
| U½ | 20.3 | 63.8 | 10.75 | 63 |
| V | 20.5 | 64.4 | 11 | 64 |
| V½ | 20.7 | 65.0 | 11.25 | 64.5 |
| W | 20.9 | 65.7 | 11.5 | 65 |
| W½ | 21.1 | 66.3 | 11.75 | 65.5 |
| X | 21.3 | 66.9 | 12 | 66.5 |
| X½ | 21.5 | 67.5 | 12.25 | 67 |
| Y | 21.7 | 68.2 | 12.5 | 67.5 |
| Y½ | 21.9 | 68.8 | 12.75 | 68 |
| Z | 22.1 | 69.4 | 13 | 69 |