Griffin London
Tel. +44 (0)844 357 4289 Email sales@djgriffin.com
UK/European/American Ring Sizes.....
| UK Finger Size | Continental Finger Size | US Finger Size | Internal | Internal |
| Diameter (mm) | Circumference (mm) | |||
| A | 0.25 | 12.03 | 37.83 | |
| A 1/2 | 0.5 | 12.22 | 38.42 | |
| B | 0.75 | 12.41 | 39.02 | |
| B 1/2 | 1 | 12.61 | 39.67 | |
| C | 1.25 | 12.8 | 40.22 | |
| C 1/2 | 1.5 | 12.99 | 40.82 | |
| D | 1 | 1.75 | 13.18 | 41.42 |
| D 1/2 | 2 | 2 | 13.37 | 42.02 |
| E | 2.25 | 13.56 | 42.61 | |
| E 1/2 | 3 | 2.5 | 13.75 | 43.27 |
| F | 4 | 2.75 | 13.94 | 43.81 |
| F 1/2 | 3 | 14.13 | 44.41 | |
| G | 5 | 3.25 | 14.32 | 45.01 |
| G 1/2 | 3.5 | 14.51 | 45.61 | |
| H | 6 | 3.75 | 14.7 | 46.2 |
| H 1/2 | 4 | 14.89 | 46.8 | |
| I | 7 | 4.25 | 15.08 | 47.4 |
| I 1/2 | 8 | 4.5 | 15.27 | 48 |
| J | 4.75 | 15.46 | 48.6 | |
| J 1/2 | 9 | 5 | 15.65 | 49.2 |
| K | 10 | 5.25 | 15.83 | 49.77 |
| K 1/2 | 5.5 | 16.03 | 50.39 | |
| L | 11 | 5.75 | 16.22 | 50.99 |
| L 1/2 | 6 | 16.41 | 51.59 | |
| M | 12 | 6.25 | 16.61 | 52.19 |
| M 1/2 | 13 | 6.5 | 16.8 | 52.79 |
| N | 6.75 | 17.01 | 53.47 | |
| N 1/2 | 14 | 7 | 17.21 | 54.1 |
| O | 15 | 7 | 17.42 | 54.74 |
| O 1/2 | 7.25 | 17.62 | 55.38 | |
| P | 16 | 7.5 | 17.82 | 56.02 |
| P 1/2 | 7.75 | 18.03 | 56.66 | |
| Q | 17 | 8 | 18.23 | 57.3 |
| Q 1/2 | 18 | 8.25 | 18.43 | 57.95 |
| R | 8.5 | 18.64 | 58.57 | |
| R 1/2 | 19 | 8.75 | 18.84 | 59.21 |
| S | 20 | 9 | 19.04 | 59.85 |
| S 1/2 | 9.25 | 19.25 | 60.49 | |
| T | 21 | 9.5 | 19.45 | 61.13 |
| T 1/2 | 22 | 9.75 | 19.65 | 61.77 |
| U | 10 | 19.86 | 62.4 | |
| U 1/2 | 23 | 10.25 | 20.06 | 63.04 |
| V | 24 | 10.5 | 20.26 | 63.68 |
| V 1/2 | 10.75 | 20.47 | 64.32 | |
| W | 25 | 11 | 20.64 | 64.88 |
| W 1/2 | 11.25 | 20.83 | 65.48 | |
| X | 26 | 11.5 | 21.02 | 66.07 |
| X 1/2 | 11.75 | 21.21 | 66.67 | |
| Y | 12 | 21.41 | 67.27 | |
| Y 1/2 | 12.25 | 21.6 | 67.87 | |
| Z | 12.5 | 21.79 | 68.47 | |
| Z 1/2 | 12.75 | 21.99 | 69.09 |