Choose your perfect ring size from our handy Ring Size Chart.
| DIAMETER (MM) | UK, AUSTRALIA & NZ | EUROPE | USA & CANADA | SWITZERLAND | SINGAPORE & JAPAN | HONG KONG |
| 14.1 | F 1/2 | 44 | 3 | 4 | 4 | 6 |
| 14.3 | G | 45 | 5 1/4 | 5 | ||
| 14.5 | G 1/2 | 3.5 | 7 | |||
| 14.7 | H | 46 | 6 1/2 | 6 | ||
| 14.9 | H 1/2 | 47 | 4 | 7 | 8 | |
| 15.1 | I | 7 3/4 | ||||
| 15.3 | I 1/2 | 48 | 4.5 | 8 | 9 | |
| 15.5 | J | 9 | 10 | |||
| 15.7 | J 1/2 | 49 | 5 | 9 | ||
| 15.9 | K | 50 | 10 | 11 | ||
| 16.1 | K 1/2 | 5.5 | 10 | |||
| 16.3 | L | 51 | 11 3/4 | 12 | ||
| 16.5 | L 1/2 | 52 | 6 | 12 3/4 | 11 | 13 |
| 16.7 | M | 12 | ||||
| 16.9 | M 1/2 | 53 | 6.5 | 14 | 13 | 14 |
| 17.1 | N | |||||
| 17.3 | N 1/2 | 54 | 7 | 15 1/4 | 14 | 15 |
| 17.5 | O | 55 | 16 | |||
| 17.7 | O 1/2 | 7.5 | 16 1/2 | 15 | ||
| 17.9 | P | 56 | 17 | |||
| 18.1 | P 1/2 | 57 | 8 | 17 3/4 | 16 | |
| 18.3 | Q | 18 | ||||
| 18.5 | Q 1/2 | 58 | 8.5 | 17 | ||
| 18.8 | R | 59 | 19 | 19 | ||
| 19 | R 1/2 | 9 | 18 | 20 | ||
| 19.2 | S | 60 | 20 1/4 | |||
| 19.4 | S 1/2 | 61 | 9.5 | 19 | 21 | |
| 19.6 | T | 21 1/2 | ||||
| 19.8 | T 1/2 | 62 | 10 | 20 | 22 | |
| 20 | U | 21 | ||||
| 20.2 | U 1/2 | 63 | 10.5 | 22 3/4 | 22 | 23 |
| 20.4 | V | 64 | 24 | |||
| 20.6 | V 1/2 | 11 | 23 | |||
| 20.8 | W | 65 | 25 | 25 | ||
| 21 | W 1/2 | 66 | 11.5 | 24 | ||
| 21.2 | X | 26 | ||||
| 21.4 | X1/2 | 67 | 12 | 27 1/2 | 25 | 27 |
| 21.6 | Y | |||||
| 21.8 | Z | 68 | 12.5 | 28 3/4 | 26 | |
| 22 | Z 1/2 | 69 |
