Ring size

Instructions

1. Select a ring that fits the desired finger comfortably.

2. Measure the inside diameter of the ring in millimeters, from edge to edge across the center.

Image of ring with arrows pointing out the diameter

Find your perfect fit with our ring size conversion chart.
Internal Diameter (mm) US/CAN UK/AUS German
14.1 mm 3 F 14
14.5 mm 3.5 G 14.5
14.9 mm 4 H 1/2 15
15.3 mm 4.5 I 1/2 15.25
15.7 mm 5 J 1/2 15 3/4
16.1 mm 5.5 K 1/2 16
16.5 mm 6 L 1/2 16 1/2
16.9 mm 6.5 M 1/2 16.75
17.3 mm 7 O 17 1/4
17.7 mm 7.5 P 17.75
18.1 mm 8 Q 18
18.5 mm 8.5 R 18.5
19 mm 9 S 19
19.4 mm 9.5 T 19.5
19.8 mm 10 U 19 3/4
20.2 mm 10.5 V 20.25
20.6 mm 11 W 20 1/2
21.0 mm 11.5 X 21
21.4 mm 12 Y 21 1/2
21.8 mm 12.5 Z 22
22.2 mm 13 Z 1 22 1/2