To find your ring size, measure around the base of the finger on which you'd like to wear your new ring, and find the corresponding size on the chart.
| in | mm | ring size |
| 1 3/4 | 44.5 | 3 |
| 1 25/32 | 45.2 | 3 1/2 |
| 1 13/16 | 46 | 4 |
| 1 7/8 | 47.6 | 4 1/2 |
| 1 15/16 | 49.2 | 5 |
| 2 | 50.8 | 5 1/2 |
| 2 1/16 | 52.4 | 6 |
| 2 3/32 | 53.2 | 6 1/2 |
| 2 1/8 | 54 | 7 |
| 2 3/16 | 55.6 | 7 1/2 |
| 2 1/4 | 57.2 | 8 |
| 2 5/32 | 54.8 | 8 1/2 |
| 2 5/16 | 58.7 | 9 |
| 2 3/8 | 60.3 | 9 1/2 |
| 2 7/16 | 61.9 | 10 |
| 2 1/2 | 63.5 | 10 1/2 |
| 2 9/16 | 65.1 | 11 |
| 2 19/32 | 65.9 | 11 1/2 |
| 2 5/8 | 66.7 | 12 |
| 2 11/16 | 68.3 | 12 1/2 |
| 2 3/4 | 69.9 | 13 |
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