Ring Size Chart

Ring Size Chart

Below is an international ring size conversion chart. This allows you to compare the different classification of sizing for your specific region. If you are having trouble determining your ring size download the ring sizing tool below. This will allow you to accurately select the correct size of your ring.

Inside Circumference Sizes
MM Inches British & Australian US & Canada French & Russian German Japanese Swiss
31.13 1.22 0000
33.68 1.39 00
36.22 1.43 0
37.54 1.49 A 1/2
38.26 1.51 A 1/2 3/4
38.86 1.53 B 1 1
39.58 1.56 B 1/2 1 1/4
40.15 1.58 C 1 1/2
40.84 1.61 C 1/2 1 3/4
41.50 1.63 D 2 41 1/2 13 1/2 2 1 1/2
42.13 1.66 D 1/2 2 1/4
42.76 1.68 E 2 1/2 42 3/4 13 3/4 3 2 3/4
43.45 1.71 E 1/2 2 3/4
44.14 1.74 F 3 44 14 4 4
44.45 1.75 F 1/2 3 1/8
44.77 1.76 F 3/4 3 1/4
45.11 1.77 G 3 3/8 45 1/4 5 5 1/4
45.40 1.79 G 1/4 3 1/2 14 1/2
45.74 1.80 G 1/2 3 5/8 6
46.02 1.81 H 3 3/4 46 1/2 6 1/2
46.68 1.84 H 1/2 4 15 7
47.25 1.86 I 4 1/4 47 3/4 7 3/4
47.97 1.89 I 1/2 4 1/2 15 1/4 8
48.38 1.90 J 4 5/8 49 15 1/2 9
48.79 1.92 J 1/4 4 3/4
49.32 1.94 J 1/2 5 15 3/4 9
49.64 1.95 K 5 1/8 50 10
49.95 1.97 K 1/4 5 1/4
50.27 1.98 K 1/2 5 3/8 10
50.58 1.99 L 5 1/2 51 3/4 16 11 3/4
51.21 2.02 L 1/4 5 3/4
51.55 2.03 L 1/2 5 7/8
51.87 2.04 M 6 52 3/4 16 1/2 12 12 3/4
52.50 2.07 M 1/2 6 1/4
53.16 2.09 N 6 1/2 54 17 13 14
53.82 2.12 N 1/2 6 3/4
54.51 2.15 O 7 55 1/4 17 1/4 14 15 1/4
54.82 2.16 O 1/2 7 1/4
55.76 2.20 P 7 1/2 56 1/2 17 3/4 15 16 1/2
56.45 2.22 P 1/2 7 3/4
57.15 2.25 Q 8 57 3/4 18 16 17 3/4
57.65 2.27 Q 1/2 8 1/4
58.21 2.29 Q 3/4 8 1/2 18 1/2 17
58.47 2.30 R 8 5/8 59 19
58.72 2.31 R 1/4 8 3/4
59.06 2.32 R 1/2 8 7/8
59.34 2.35 R 3/4 9 19 18
60.00 2.36 S 9 1/8 60 1/4 20 1/4
60.38 2.38 S 1/4 9 1/4
60.66 2.39 S 1/2 9 3/8
60.98 2.40 S 3/4 9 1/2 19 1/2 19
61.29 2.41 T 9 5/8 61 1/2 21 1/2
61.64 2.43 T 1/4 9 3/4
62.33 2.45 T 1/2 10 20 20
62.89 2.48 U 10 1/4 62 3/4 21 22 3/4
63.46 2.50 U 1/2 10 1/2 20 1/4 22
63.84 2.51 V 10 5/8 63 23 3/4
64.21 2.53 V 1/4 10 3/4
64.97 2.56 V 1/2 11 20 3/4 23
65.22 2.57 W 11 1/8 65 25
65.50 2.58 W 1/4 11 1/4
65.78 2.59 W 1/2 11 3/8
66.22 2.61 W 3/4 11 1/2 21 24
66.54 2.62 X 11 5/8 66 1/4 26 1/4
66.73 2.63 X 1/4 11 3/4
66.92 2.64 X 1/2 11 7/8
67.51 2.66 Y 12 67 1/2 21 1/4 25 27 1/2
68.14 2.68 Y 1/2 12 1/4
68.77 2.71 Z 12 1/2 68 3/4 21 3/4 26 28 3/4
69.43 2.73 Z +1/2 12 3/4
70.15 2.76 Z+1 13 22 27
71.00 2.80 Z+1.5 13.5
71.28 2.81 Z+2
72.00 2.83 Z+2.5
72.45 2.85 Z+3
73.01 2.87 Z+3.5
73.73 2.90 Z+4
73.98 2.91 Z+4.5
74.99 2.95 Z+5
76.25 3.00 Z+6