| Size Chart | Internal Diameter / Circumference (mm) |
| 5 | 15.7 / 49.3 |
| 5.5 | 16.1 / 50.6 |
| 6 | 16.5 / 51.9 |
| 6.5 | 16.9 / 53.1 |
| 7 | 17.3 / 54.4 |
| 7.5 | 17.7 / 55.7 |
| 8 | 18.1 / 57 |
| 8.5 | 18.5 / 58.3 |
| 9 | 18.9 / 59.5 |
| 9.5 | 19.4 / 60.8 |
| 10 | 19.8 / 62.1 |
| 10.5 | 20.2 / 63.4 |
| 11 | 20.6 / 64.6 |
| 11.5 | 21 / 65.9 |
| 12 | 21.4 / 67.2 |
| 12.5 | 21.8 / 68.5 |
| 13 | 22.2 / 69.7 |
1. Wrap a tape measure, length of string, or strip of paper around the finger where you intend to wear your ring, ensuring it's snug but not too tight.Measure an Existing Ring
1. Select a ring that comfortably fits your finger.
2. Measure the interior diameter of the ring in millimeters (mm).3. Use the measurement to match ring size closet to size chart.
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