Size Guides
This is a chart that will be extremely helpful for you to determine the ring size that you need. You can either make use of a tape or a small piece of string to measure the area that will be occupied by the ring. When it becomes a complete circle, make a mark on such string. This will be helpful for you to compare with the chart that is mentioned below.
|
Inside Diameter |
Inside Circumference |
SIZE |
||||
|---|---|---|---|---|---|---|
|
MM |
MM |
US / Canada |
UK / Australia / South Africa |
France / Germany |
Italy |
Spain |
|
14.1 |
44.2 |
3 |
F |
44 |
4 |
4.5 |
|
14.5 |
45.5 |
3.5 |
G |
46 |
5 |
5.5 |
|
14.9 |
46.8 |
4 |
H |
47 |
6 |
7 |
|
15.3 |
48 |
4.5 |
I |
48 |
8 |
8 |
|
15.7 |
49.3 |
5 |
J-½ |
50 |
10 |
9.5 |
|
16.1 |
50.6 |
5.5 |
K-½ |
51 |
11 |
10.5 |
|
16.5 |
51.9 |
6 |
L-½ |
52 |
12 |
12 |
|
16.9 |
53.1 |
6.5 |
M-½ |
53 |
13 |
13 |
|
17.3 |
54.4 |
7 |
N-½ |
54 |
15 |
14.5 |
|
17.7 |
55.7 |
7.5 |
O-½ |
56 |
16 |
16 |
|
18.1 |
57 |
8 |
P-½ |
57 |
17 |
17 |
|
18.5 |
58.3 |
8.5 |
Q-½ |
58 |
18 |
18.5 |
|
19 |
59.5 |
9 |
R-½ |
59 |
20 |
19.5 |
|
19.4 |
60.8 |
9.5 |
S-½ |
61 |
21 |
21 |
|
19.8 |
62.1 |
10 |
T-½ |
62 |
22 |
22 |
|
20.2 |
63.4 |
10.5 |
U-½ |
63 |
24 |
23.5 |
|
20.6 |
64.6 |
11 |
V-½ |
64 |
25 |
24.5 |
|
21 |
65.9 |
11.5 |
W-½ |
66 |
26 |
26 |
|
21.4 |
67.2 |
12 |
X-½ |
67 |
27 |
27.5 |
|
21.8 |
68.5 |
12.5 |
Z |
68 |
28 |
28.5 |
|
22.2 |
69.7 |
13 |
Z+1 |
70 |
30 |
30 |
|
22.6 |
71 |
13.5 |
Z+1.5 |
71 |
31 |
31 |
|
23 |
72.3 |
14 |
Z+3 |
72 |
32 |
32.5 |
|
23.4 |
73.5 |
14.5 |
Z+4 |
73 |
33 |
33.5 |
|
23.8 |
74.8 |
15 |
Z+5 |
74 |
35 |
35 |