Ring Size Guide

 
RING SIZE (USA) CIRCUMFERENCE (INCHES) CIRCUMFERENCE (MM)
4 1.73 44.1
5 1.76 44.8
6 1.81 46.1
7 1.86 47.4
8 1.88 48.0
9 1.91 48.7
10 1.96 50.0
11 2.01 51.2
12 2.04 51.9
13 2.09 53.1
14 2.14 54.4
15 2.16 55.1
16 2.21 56.3
17 2.24 57.0
18 2.29 58.3
19 2.31 58.9
20 2.37 60.2
21 2.39 60.8
22 2.44 62.1
23 2.46 62.7
24 2.51 64.0
25 2.54 64.6
26 2.59 65.9
27 2.64 67.2
28 2.66 67.8
29 2.72 69.1
30 2.74 69.7