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Ring Size Chart
Use this chart to find your US ring size. Measure the inside diameter of a ring that fits, or the circumference of your finger, and match it below.
| US Size | Inside Diameter (in) | Inside Diameter (mm) | Circumference (mm) |
|---|---|---|---|
| 3 | 0.555 | 14.1 | 44.2 |
| 3.5 | 0.571 | 14.5 | 45.5 |
| 4 | 0.586 | 14.9 | 46.8 |
| 4.5 | 0.602 | 15.3 | 48.0 |
| 5 | 0.618 | 15.7 | 49.3 |
| 5.5 | 0.634 | 16.1 | 50.6 |
| 6 | 0.650 | 16.5 | 51.9 |
| 6.5 | 0.666 | 16.9 | 53.1 |
| 7 | 0.681 | 17.3 | 54.4 |
| 7.5 | 0.697 | 17.7 | 55.7 |
| 8 | 0.713 | 18.1 | 57.0 |
| 8.5 | 0.729 | 18.5 | 58.3 |
| 9 | 0.745 | 19.0 | 59.5 |
| 9.5 | 0.761 | 19.4 | 60.8 |
| 10 | 0.777 | 19.8 | 62.1 |
| 10.5 | 0.793 | 20.2 | 63.4 |
| 11 | 0.809 | 20.6 | 64.6 |
| 11.5 | 0.824 | 21.0 | 65.9 |
| 12 | 0.840 | 21.4 | 67.2 |
| 12.5 | 0.856 | 21.8 | 68.5 |
| 13 | 0.872 | 22.2 | 69.7 |
How to Measure Your Ring Size
- From a ring that fits: measure the inside diameter across the middle in millimeters and match the chart.
- From your finger: wrap a strip of paper around your finger, mark where it overlaps, and measure the length (circumference) in mm.
Not sure? Order “size 6–7 no preference” (fastest), or have any ring sized by a local jeweler. Quarter sizes are available by request (+$10)—see our FAQ. Ready to shop? Browse our 14k gold CZ rings.
Fine cubic zirconia jewelry in solid 14K gold & sterling silver. Family owned — the smart choice for over a million carats sold.
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