What size ring am I?

Free Ring Sizer

You can order a ring sizer for just $5 and receive a $5 credit towards your ring purchase, making the sizer free!

Ring Size Guide

Download our free ring size guide

International Ring Size Conversion Chart

Diameter (mm) United States & Canada Europe UK & Australia Singapore & Japan Hong Kong Switzerland
14.1 3 44 F 1/2 4 6 4
14.3 45 G 5 5 1/4
14.5 3.5 G 1/2 7
14.7 46 H 6 6 1/2
14.9 4 47 H 1/2 7 8
15.1 I 7 3/4
15.3 4.5 48 I 1/2 8 9
15.5 J 10 9
15.7 5 49 J 1/2 9
15.9 50 K 11 10
16.1 5.5 K 1/2 10
16.3 51 L 12 11 3/4
16.5 6 52 L 1/2 11 13 12 3/4
16.7 M 12
16.9 6.5 53 M 1/2 13 14 14
17.1 N
17.3 7 54 N 1/2 14 15 15 1/4
17.5 55 O
16
17.7 7.5 O 1/2 15 16 1/2
17.9 56 P 17
18.1 8 57 P 1/2 16 17 3/4
18.2 18
18.3 Q
18.5 8.5 58 Q 1/2 17
18.8 59 R 19 19
19.0 9 R 1/2 18 20
19.2 60 S 20 1/4
19.4 9.5 61 S 1/2 19 21
19.6 T 21 1/2
19.8 10 62 T 1/2 20 22
20.0 U 21
20.2 10.5 63 U 1/2 22 23 22 3/4
20.4 64 V 24
20.6 11 V 1/2 23
20.8 65 W 25 25
21.0 11.5 66 W 1/2 24
21.2 X 26
21.4 12 67 X 1/2 25 27 27 1/2
21.6 Y
21.8 12.5 68 Z 26 28 3/4
22.0 69 Z 1/2
22.2 13 70 27
22.4 Z+1
22.6 13.5 Z+2