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Size Guide

Size Chart

Measure the internal diameter of a ring that fits your desired finger, then use the chart below to determine your size. Alternatively, if you know your international size, use the chart to convert it.

Internal Diameter (mm) UK US EU
13.6 E 2.75 42
14.0 F 3.25 44
14.4 G 3.75 45
14.9 H 4.25 46.5
15.1 I 4.5 47
15.5 J 5 48.5
15.9 K 5.5 50
16.3 L 6 51
16.7 M 6.5 52
17.1 N 6.75 53.5
17.5 O 7 55
17.9 P 7.5 56
18.3 Q 8 57
18.8 R 8.5 58.5
19.2 S 9 59.5
19.6 T 9.5 61
19.8 U 10 62.5
20.2 V 10.5 63
20.6 W 11 65
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