Ring Size Conversion Chart
Ring Size Conversion Chart
|
Inside Dimeter (mm) |
Circumference (mm) |
USA/Canada |
Ireland/UK/ Australia |
Europe |
|
14.9 |
46.8 |
4 |
H |
46 |
|
15.3 |
48 |
4.5 |
I |
48 |
|
15.5 |
48.7 |
5 |
J |
49 |
|
15.9 |
50 |
5.5 |
K |
50 |
|
16.3 |
51.2 |
6 |
L |
52 |
|
16.7 |
52.5 |
6.5 |
M |
53 |
|
17.1 |
53.8 |
7 |
N |
54 |
|
17.5 |
55.1 |
7.5 |
O |
55 |
|
17.9 |
56.3 |
8 |
P |
56 |
|
18.3 |
57.6 |
8.5 |
Q |
58 |
|
18.8 |
59.5 |
9 |
R |
59 |
|
19.2 |
60.2 |
9.5 |
S |
60 |
|
19.6 |
61.4 |
10 |
T |
61 |
|
20 |
62.7 |
10.5 |
U |
63 |
|
20.4 |
64 |
11 |
V |
64 |
|
20.8 |
65.3 |
11.5 |
W |
65 |
|
21.2 |
66.6 |
12 |
X |
66 |
|
21.4 |
67.8 |
12.5 |
Y |
68 |
|
21.6 |
68.5 |
13 |
Z |
69 |