What is my ring size?

 

 Diameter
US size UK Size EU Size
14.1mm 3 F 1/2 44
14.5mm 3.5 G 1/2
14.9mm 4 H 1/2 47
15.3mm 4.5 I 1/2 48
15.7mm 5 J 1/2 49
16.1mm 5.5 K 1/2
16.5mm 6 L 1/2 52
16.9mm 6.5 M 1/2 53
17.3mm 7 N 1/2 54
17.7mm 7.5 O 1/2
18.1mm 8 P 1/2 57
18.5mm 8.5 Q 1/2 58
19mm 9 R 1/2
19.4mm 9.5 S 1/2 61
19.8mm 10 T 1/2 62
20.2mm 10.5 U 1/2 63
20.6mm 11 V 1/2
21mm 11.5 W 1/2 66
21.4mm 12 X 1/2 67
21.8mm 12.5 Z 68
22.2mm 13 Z+1 70
22.6mm 13.5 Z+2 71

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