Sizing Guide
Find your ring size
If you have a ring that fits: measure the inside diameter (mm) and match to the chart.
If not: wrap paper around the finger, mark overlap, measure circumference (mm), and match.
Quick chart (US):
6.5 → 16.9 mm Ø (53.2 mm)
8 → 18.2 mm Ø (57.0 mm)
9.25 → 19.2 mm Ø (60.2 mm)
10.25 → 20.0 mm Ø (62.8 mm)
11 → 20.6 mm Ø (64.7 mm)