International Ring Size Chart


Inside Diameter (mm) Inside Circumference (mm) US/CA UK/AU FR EU
14.9 46.8 4 H 46.5 6.75
15.3 48 4.5 I 47.75 8
15.7 49.3 5 J-½ 49 9.25
16.1 50.6 5.5 K-½ 50.25 10.5
16.5 51.9 6 L-½ 51.5 11.75
16.9 53.1 6.5 M-½ 52.75 13.25
17.3 54.4 7 N-½ 54 14.5