Please find here all the info to measure your ring size. The chart below shows different methods of measuring your ring size.
| Italian size | Inside diameter (mm) | Inside circumference (mm) | German size | French size | UK size | US size |
| 4 | 14,00 - 14,10 | 44,00 - 44,3 | 44 | 44 | F | 3 |
| 5 | 14,20 - 14,40 | 44,60 - 45,20 | 45 | 45 | F | 3 |
| 6 | 14,50 - 14,70 | 45,60 - 46,20 | 46 | 46 | G | 3,5 |
| 7 | 14,80 - 15,10 | 46,50 - 47,40 | 47 | 47 | H | 4 |
| 8 | 15,20 - 15,40 | 47,80 - 48,40 | 48 | 48 | I | 4,5 |
| 9 | 15,50 - 15,70 | 48,70 - 49,30 | 49 | 49 | J | 5 |
| 10 | 15,80 - 16,00 | 49,60 - 50,30 | 50 | 50 | K | 5 |
| 11 | 16,10 - 16,30 | 50,60 - 51,20 | 51 | 51 | L | 5,5 |
| 12 | 16,40 - 16,60 | 51,50 - 52,20 | 52 | 52 | L | 6 |
| 13 | 16,70 - 17,00 | 52,50 - 53,40 | 53 | 53 | M | 6 |
| 14 | 17,10 - 17,30 | 53,70 - 54,30 | 54 | 54 | N | 6,5 |
| 15 | 17,40 - 17,60 | 54,70 - 55,30 | 55 | 55 | O | 7 |
| 16 | 17,70 - 17,90 | 55,60 - 56,20 | 56 | 56 | O | 7,5 |
| 17 | 18,00 - 18,20 | 56,50 - 57,20 | 57 | 57 | P | 8 |
| 18 | 18,30 - 18,60 | 57,50 - 58,40 | 58 | 58 | Q | 8,5 |
| 19 | 18,70 - 18,90 | 58,70 - 59,40 | 59 | 59 | R | 8,5 |
| 20 | 19,00 - 19,20 | 59,70 - 60,30 | 60 | 60 | S | 9 |
| 21 | 19,30 - 19,50 | 60,60 - 61,30 | 61 | 61 | S | 9 |
| 22 | 19,60 - 19,80 | 61,60 - 62,20 | 62 | 62 | T | 9,5 |
| 23 | 19,90 - 20,10 | 62,50 - 63,10 | 63 | 63 | U | 10 |
| 24 | 20,20 - 20,50 | 63,50 - 64,40 | 64 | 64 | V | n.d. |
| 25 | 20,60 - 20,80 | 64,70 - 65,30 | 65 | 65 | V | 10,5 |
| 26 | 20,90 - 21,10 | 65,70 - 66,30 | 66 | 66 | W | 11 |
| 27 | 21,20 - 21,50 | 66,30 - 67,50 | 67 | 67 | X | 11,5 |
| 28 | 21,60 - 21,80 | 67,90 - 68,50 | 68 | 68 | Y | 12 |
| 29 | 21,90 - 22,10 | 68,80 - 69,40 | 69 | 69 | Z | 12,5 |
| 30 | 22,20 - 22,40 | 69,70 - 70,40 | 70 | 70 | Z | 13 |
| 31 | 22,50 - 22,70 | 70,70 - 71,30 | 71 | 71 | Z | 13 |