Size guide
If you are unsure of your ring size please visit this site, where you can buy a ring sizer to check.
| American | French / Russian | English | Metric (mm) |
|---|---|---|---|
| 2 | 41 1/2 | D | 41.50 |
| 2 1/4 | – | D 1/2 | 42.13 |
| 2 1/2 | 42 3/4 | E | 42.76 |
| 2 3/4 | – | E 1/2 | 43.45 |
| 3 | 44 | F | 44.14 |
| 3 1/8 | – | F 1/2 | 44.45 |
| 3 1/4 | – | F 3/4 | 44.77 |
| 3 3/8 | 45 1/4 | G | 45.11 |
| 3 1/2 | – | G 1/4 | 45.40 |
| 3 3/4 | 46 1/2 | H | 46.02 |
| 4 | – | H 1/2 | 46.68 |
| 4 1/4 | 47 3/4 | I | 47.25 |
| 4 1/2 | – | I 1/2 | 47.97 |
| 4 5/8 | 49 | J | 48.38 |
| 5 | – | J 1/2 | 49.32 |
| 5 1/8 | 50 | K | 49.64 |
| 5 1/2 | 51 3/4 | L | 50.58 |
| 5 3/4 | – | L 1/4 | 51.21 |
| 6 | 52 3/4 | M | 51.87 |
| 6 1/4 | – | M 1/2 | 52.50 |
| 6 1/2 | 54 | N | 53.16 |
| 6 3/4 | – | N 1/2 | 53.82 |
| 7 | 55 1/4 | O | 54.51 |
| 7 1/4 | – | O 1/2 | 54.82 |
| 7 1/2 | 56 1/2 | P | 55.76 |
| 7 3/4 | – | P 1/2 | 56.45 |
| 8 | 57 3/4 | Q | 57.15 |
| 8 1/4 | – | Q 1/2 | 57.65 |
| 8 1/2 | – | Q 3/4 | 58.21 |
| 8 5/8 | 59 | R | 58.47 |
| 9 | – | R 3/4 | 59.34 |
| 9 1/8 | 60 1/4 | S | 60.00 |
| 9 1/2 | – | S 3/4 | 60.98 |
| 9 5/8 | 61 1/2 | T | 61.29 |
| 10 | – | T 1/2 | 62.33 |
| 10 1/4 | 62 3/4 | U | 62.89 |
| 10 1/2 | – | U 1/2 | 63.46 |
| 10 5/8 | 63 | V | 63.84 |
| 11 | – | V 1/2 | 64.97 |
| 11 1/8 | 65 | W | 65.22 |
| 11 5/8 | 66 1/4 | X | 66.54 |
| 12 | 67 1/2 | Y | 67.51 |
| 12 1/2 | 68 3/4 | Z | 68.77 |