International Ring Size Conversion Chart
ADVERTISEMENT
1International Ring Size Conversions
Use the chart below to determine your accurate ring size.
Diameter
US/Canada
(mm)
UK
France
Germany
Japan
Switzerland
3
14.0
F
44
14
4
4
3 1/2
14.4
G
45 1/4
14 1/2
5 1/2
5 1/3
4
14.8
H 1/2
46 1/2
15
7
6 1/2
4 1/2
15.2
I 1/2
47 3/4
15 1/4
8
8
5
15.6
J 1/2
49
15 3/4
9
9 1/2
5 1/2
16.0
L
50 3/4
16
10 1/2
10 3/4
6
16.5
M
51 1/2
16 1/2
12
12 3/4
6 1/2
16.9
N
52 3/4
17
13
14
7
17.3
O
54
17 1/4
14
15 1/4
7 1/2
17.7
P
55 1/4
17 3/4
15
16 1/2
8
18.2
Q
56 3/4
18
16
17 3/4
8 1/2
18.6
Q 1/2
58
18 1/2
17
18 1/2
9
19.0
R 1/2
59 1/4
19
18
20
9 1/2
19.4
S 1/2
60 3/4
19 1/2
19
21
10
19.8
T 1/2
61 3/4
20
20
21 3/4
10 1/2
20.2
U 1/2
62 3/4
20 1/4
22
22 3/4
11
20.6
V 1/2
64 1/4
20 3/4
23
24
11 1/2
21.0
W 1/2
66
21
24
25 3/4
12
21.4
Y
67 1/4
21 1/4
25
27 1/2
12 1/2
21.8
Z
68
21 3/4
26
28 3/4
13
22.2
-
69
22
27
29 1/4
13 1/2
22.6
-
-
-
-
-
Expert Guidance
Brilliance diamond and jewelry experts can assist you with any questions or concerns you might have.
Please call 1-866-737-0754 or +1 561-472-0192 or email for guidance
and advice.
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Life