Find Your Ring Size

Measure the inside diameter of a ring that fits. Make sure it is in the center or largest area of the circle (pictured below). This is the diameter.

If you wear stackable rings, select one size larger than your regular size.

Rings
FINGER CIRCUMFERENCE IN MM EUROPE USA UK JAPAN
44 44 3 4
45 45 3 ¼ G 5
46 46 3 ¾ H 6
47 47 4 H ½ 7
0.6 48 4 ½ I ½ 8
49 49 4 ¾ J ½ 9
50 50 5 K 10
51 51 5 ¾ L 11
52 52 6 L ½ 12
53 53 6 ¼ M ½ 13
54 54 6 ¾ N ½ 14
55 55 7 ¼ O 15
56 56 7 ½ P 16
57 57 8 P ½ 17
58 58 8 ¼ Q ½ 18
59 59 8 ¾ R 19
60 60 9 S 20
61 61 9 ½ S ½ 21
62 62 10 T ½ 22
63 63 10 ¼ U ½ 23
64 64 10 ¾ V 24
65 65 11 W 25
66 66 11 ½ W ½ 26
67 67 11 ¾ X ½ 27
68 68 12 ¼ Z 28
69 69 12 ½ Z ½ 29
70 70 13   30
71 71 13 ¼   31