How to measure & model sizing information

HOW TO MEASURE:

The dimensions on our website are in centimetres. 1in = 2.54cm
 

Rings  

Ring Size (Standard US) Circumference (mm) Diameter (mm)
5 48.7 15.5
6 51.2 16.3
7 53.8 17.1
8 56.3 17.9
9 58.9 18.75
10 60.2 19.5
11 64 20.4