Ring Measurements

Use this chart to find your ring size; our sizes are based on Canada/U.S. measurements. If you're unsure, learn how to measure your ring size at home.

Inner
Circumference
(mm)
Size
(CAN/US)
Size
(UK)
44.1 3 F
45.4 G
46.7 4
48.0
49.2 5
50.5
51.8 6
53.1
54.3 7 O
55.6 P
56.9 8 Q
58.2 R
59.4 9 S
60.7
62.0 10
63.3 10½
64.5 11
65.8 11½
67.1 12 Y
68.3 12½ Z
69.6 13