Ring Sizes

We use US ring sizes on our website. You can use the table below to convert this sizing in to your local sizing system

US UK Circumference Diameter
2.5 E 43 mm 13.7 mm
3 F 44 mm 14 mm
3.5 G 45.5 mm 14.5 mm
4 H 47 mm 14.9 mm
5 J 1/2 49.5 mm 15.7 mm
6 L 1/2 52 mm 16.5 mm
7 N 1/2 54.5 mm 17.3 mm
8 P 1/2 57 mm 18.2 mm
9 R 1/2 60 mm 19 mm
10 T 1/2 62 mm 19.8 mm
11 V 1/2 65 mm 20.6 mm
12 X 1/2 67.5 mm 21.5 mm
13 Z + 1 70 mm 22.3 mm