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Ring Size Chart

US System Ring Chart

U.S Size Size (mm) Diameter (mm)
4 1/2 48 15.27
5 49 15.7
5 1/2 51 16.1
6 52 15.51
6 1/2 53 16.92
7 55 17.35
7 1/2 56 17.75
8 57 18.19
8 1/2 58 18.53
9 59 18.89
9 1/2 61 19.41