Size Chart
| Ring | |||||
| FINGER CIRCUMFERENCE (in MM) | UK | ITALY | EUROPE | USA | JAPAN | 
| 44.2 | F ½ | 4 | 44 | 3 | 4 | 
| 44.8 | G | 5 | 45 | 5 | |
| 45.5 | G ½ | 3 ½ | |||
| 46.1 | H | 6 | 46 | 6 | |
| 46.8 | H ½ | 7 | 47 | 4 | 7 | 
| 47.4 | I | ||||
| 48.0 | I ½ | 8 | 48 | 4 ½ | 8 | 
| 48.7 | J | ||||
| 49.3 | J ½ | 9 | 49 | 5 | 9 | 
| 50.0 | K | 10 | 50 | ||
| 50.6 | K ½ | 5 ½ | 10 | ||
| 51.2 | L | 11 | 51 | ||
| 51.9 | L ½ | 12 | 52 | 6 | 11 | 
| 52.5 | M | 12 | |||
| 53.1 | M ½ | 13 | 53 | 6 ½ | 13 | 
| 53.8 | N | ||||
| 54.4 | N ½ | 14 | 54 | 7 | 14 | 
| 55.1 | O | 15 | 55 | 
 | |
| 55.7 | O ½ | 7 ½ | 15 | ||
| 56.3 | P | 16 | 56 | ||
| 57.0 | P ½ | 17 | 57 | 8 | 16 | 
| 57.2 | 
 | ||||
| 57.6 | Q | 18 | |||
| 58.3 | Q ½ | 19 | 58 | 8 ½ | 17 | 
| 58.9 | R | 59 | |||
| 59.5 | R ½ | 20 | 9 | 18 | |
| 60.2 | S | 21 | 60 | ||
| 60.8 | S ½ | 61 | 9 ½ | 19 | |
| 61.4 | T | 22 | |||
| 62.1 | T ½ | 62 | 10 | 20 | |
| 62.7 | U | 23 | 21 | ||
| 63.4 | U ½ | 24 | 63 | 10 ½ | 22 | 
| 64.0 | V | 64 | |||
| 64.6 | V ½ | 25 | 11 | 23 | |
| 65.3 | W | 26 | 65 | ||
| 65.9 | W ½ | 66 | 11½ | 24 | |
| 66.6 | X | 27 | |||
| 67.2 | X ½ | 67 | 12 | 25 | |
| 67.8 | Y | ||||
| 68.5 | Z | 28 | 68 | 12 ½ | 26 | 
| 69.1 | Z ½ | 29 | 69 | ||
| 69.7 | 70 | 13 | 27 | ||
| 70.4 | Z+1 | 30 | 71 | ||
| 71.0 | Z+2 | 31 | 13 ½ | ||