指輪(リング)サイズ表
お手持ちの指輪や、幅5mm程度の紙などでご確認下さい。
デザインや厚み、指の形によって、多少の誤差があります。
| 号数(番数) | 直径(mm) | 円周(mm) | 厚み 1mm | 厚み 1.5mm |
| 1 | 13.0 | 40.8 | 43.9 | 45.5 |
| 2 | 13.3 | 41.8 | 45.0 | 46.5 |
| 3 | 13.6 | 42.9 | 46.0 | 47.6 |
| 4 | 14.0 | 43.9 | 47.1 | 48.6 |
| 5 | 14.3 | 45.0 | 48.1 | 49.7 |
| 6 | 14.6 | 46.0 | 49.2 | 50.7 |
| 7 | 15.0 | 47.1 | 50.2 | 51.8 |
| 8 | 15.3 | 48.1 | 51.3 | 52.8 |
| 9 | 15.6 | 49.2 | 52.3 | 53.9 |
| 10 | 16.0 | 50.2 | 53.4 | 54.9 |
| 11 | 16.3 | 51.3 | 54.4 | 56.0 |
| 12 | 16.6 | 52.3 | 55.5 | 57.0 |
| 13 | 17.0 | 53.4 | 56.5 | 58.1 |
| 14 | 17.3 | 54.4 | 57.6 | 59.1 |
| 15 | 17.6 | 55.5 | 58.6 | 60.2 |
| 16 | 18.0 | 56.5 | 59.7 | 61.2 |
| 17 | 18.3 | 57.6 | 60.7 | 62.3 |
| 18 | 18.6 | 58.6 | 61.8 | 63.3 |
| 19 | 19.0 | 59.7 | 62.8 | 64.4 |
| 20 | 19.3 | 60.7 | 63.9 | 65.4 |
| 21 | 19.6 | 61.8 | 64.9 | 66.5 |
| 22 | 20.0 | 62.8 | 66.0 | 67.5 |
| 23 | 20.3 | 63.9 | 67.0 | 68.6 |
| 24 | 20.6 | 64.9 | 68.1 | 69.6 |
| 25 | 21.0 | 66.0 | 69.1 | 70.7 |
| 26 | 21.3 | 67.0 | 70.2 | 71.7 |
| 27 | 21.6 | 68.1 | 71.2 | 72.8 |
| 28 | 22.0 | 69.1 | 72.3 | 73.8 |
| 29 | 22.3 | 70.2 | 73.3 | 74.9 |
| 30 | 22.6 | 71.2 | 74.4 | 75.9 |