Ring Size Chart

 Size (US) Circumference (mm)

Diameter (mm)
3 44.2 14.1
3.5 45.5 14.5
4 46.8 14.9
4.5 48 15.3
5 49.3 15.7
5.5 50.6 16.1
6 51.9 16.5
6.5 53.1 16.9
7 54.4 17.3
7.5 55.7 17.7
8 57 18.1
8.5 58.3 18.5
9 59.5 18.9
9.5 60.8 19.3
10 62.1 19.7
10.5 63.4 20.1
11 64.6 20.5
11.5 65.9 20.9
12 67.2 21.3
12.5 68.5 21.7
13 69.7 22.1
13.5 71 22.5
14 72.3 22.9