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Ring Sizes

There are a variety of ringsize standards depending on the country or region you live in.

Please refer to the conversion chart below to find out the matching size for our region.

Catalog Size Inside Diameter US/Canada Japan British
48 15.3mm 4 1/2 8 I
50 16mm 5 1/2 10 K 1/2
52 16.6mm 6 1/4 12 M
54 17.2mm 7 14 N 1/2
56 17.8mm 7 1/2 15 O 1/2
58 18.5mm 8 1/2 17 Q 1/2
60 19.1mm 9 1/4 18 1/2 S
62 19.8mm 10 20 T 1/2