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Ring Size Reference
eeiei.com / 2013-09-18
Ring Size Reference
USA U.K. China Japan Diameter Circumference
mm inch mm inch
5 J 1/2 9 9 15.6 0.61 49 1.93
6 M 12 12 16.4 0.65 52 2.05
7 O 14 14 17.3 0.68 54.5 2.15
8 Q 16 16 18.1 0.71 57 2.24
17 17 18.5 0.73 58.3 2.30
9 S 18 18 18.9 0.74 59.5 2.34
19 19 19.3 0.76 60.8 2.39
10 T 1/2 20 20 19.7 0.78 62 2.44
10¼ U 21 21 20 0.79 62.7 2.47
10½ 22 22 20.17 0.79 63.4 2.50
11 V 1/2 23 23 20.6 0.81 64.5 2.54
12 Y 25 25 21.4 0.84 67.5 2.66

                    

We will send you the ring size you choose the size, if not this ring  size you choose, we will send you the  similar ring size,  if you do not want to select a similar ring size, please indicate "only ring size"

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