Fit Check — Rings
Wrap a strip around your finger, mark tight, measure length = circumference.
| Size | Circumference (mm) | Inner Ø (mm) |
|---|---|---|
| US 7 | 54.4 | 17.3 |
| US 8 | 57.0 | 18.1 |
| US 9 | 59.5 | 18.9 |
| US 10 | 62.1 | 19.8 |
- Wide bands fit tighter — size up if between sizes.