| USA | UK | European |
| 3 | F | 44 |
| - | F½ | 45 |
| 3½ | G | - |
| 4 | H | 46 |
| 4½ | H½ | 47 |
| - | I | 48 |
| 5 | J | 49 |
| - | J½ | 50 |
| 5½ | K | - |
| - | K½ | 51 |
| 6 | L | - |
| - | - | 52 |
| - | L½ | - |
| 6½ | M | - |
| - | - | 53 |
| - | M½ | - |
| 7 | N | 54 |
| - | N½ | - |
| - | - | 55 |
| 7½ | O | - |
| - | O½ | - |
| - | - | 56 |
| 8 | P | - |
| - | - | 57 |
| - | P½ | - |
| - | Q | - |
| 8½ | - | 58 |
| - | Q½ | - |
| - | R | 59 |
| 9 | - | - |
| - | R½ | - |
| - | - | 60 |
| - | S | - |
| 9½ | - | - |
| S½ | - | - |
| - | - | 61 |
| - | T | - |
| 10 | T½ | 62 |
| - | U | - |
| - | - | 63 |
| 10½ | U½ | - |
| - | V | 64 |
| - | V½ | - |
| 11 | - | - |
| - | W | 65 |
| - | W½ | - |
| 11½ | - | 66 |
| - | X | - |
| - | X½ | - |
| - | - | 67 |
| 12 | - | - |
| - | Y | - |
| - | - | 68 |
| - | Y½ | - |
| 12½ | - | - |
| - | Z | 69 |
| - | Z½ | - |
| 13 | - | - |
| - | - | 70 |
| Sizes within 0.01mm have been equated | ||