Sizing Information
International Ring Size Chart
|
Size mm |
Diameter mm |
British size |
Australian size |
French size |
German size |
Italian size |
Swiss size |
USA size |
Japanese size |
|
48 |
15.27 |
I 1/2 |
I 1/2 |
– |
15 1/4 |
8 |
– |
4.5 |
8 |
|
49 |
15.7 |
J 1/2 |
J 1/2 |
– |
15 3/4 |
9.5 |
– |
5 |
9 |
|
51 |
16.1 |
L |
L |
51 3/4 |
16 |
10.5 |
11 3/4 |
5 1/2 |
11 |
|
52 |
16.51 |
M |
M |
52 3/4 |
16 1/2 |
11.5 |
12 3/4 |
6 |
12 |
|
53 |
16.92 |
N |
N |
54 |
17 |
13 |
14 |
6 1/2 |
13 |
|
55 |
17.35 |
O |
O |
55 1/4 |
17 1/4 |
14.5 |
15 1/4 |
7 |
14 |
|
56 |
17.75 |
P |
P |
56 1/2 |
17 3/4 |
16 |
16 1/2 |
7 1/2 |
15 |
|
57 |
18.19 |
Q |
Q |
57 3/4 |
18 |
17 |
17 3/4 |
8 |
16 |
|
58 |
18.53 |
Q 1/2 |
Q 1/2 |
58 |
18 1/2 |
18.5 |
– |
8 1/2 |
17 |
|
59 |
18.89 |
R 1/2 |
R 1/2 |
59 1/4 |
19 |
19.5 |
– |
9 |
18 |
|
61 |
19.41 |
S 1/2 |
S 1/2 |
60 1/2 |
19 1/2 |
21 |
– |
9 1/2 |
19 |
|
62 |
19.84 |
T 1/2 |
T 1/2 |
61 3/4 |
20 |
22 |
– |
10 |
20 |
|
63 |
20.2 |
U 1/2 |
U 1/2 |
62 3/4 |
20 1/4 |
23.5 |
– |
10 1/2 |
22 |
|
65 |
20.68 |
V 1/2 |
V 1/2 |
64 1/4 |
20 3/4 |
25 |
– |
11 |
23 |
|
66 |
21.08 |
W 1/2 |
W 1/2 |
66 |
21 |
26.5 |
– |
11 1/2 |
24 |
|
68 |
21.49 |
Y |
Y |
67 1/2 |
21 1/4 |
27.5 |
27 1/2 |
12 |
25 |
|
69 |
21.89 |
Z |
Z |
68 3/4 |
21 3/4 |
28.5 |
28 3/4 |
12 1/2 |
26 |
|
70 |
22.33 |
– |
– |
– |
22 |
30 |
– |
13 |
27 |