Ring Size Chart
JMW rings are based on the Japanese ring sizing system. Please refer to the detailed size conversion chart below to find your perfect fit with accurate measurements.
Β
| Β | Β |
JMW Ring Size Chart |
Β | Β | |||
ΒΒ |
Β | Β | Β | ||||
| Β | Β | Β | Β | Β | Β | Β | Β |
Cir.(mm) |
Dia(mm) |
Japan /Singapore |
Hong Kong |
China |
USA/Canada |
UK /Australia |
Europe |
44.2 |
14.1 |
4 |
6 |
6 |
3 |
F 1/2 |
44 |
44.8 |
14.3 |
5 |
7 |
Β | Β |
G |
45 |
45.5 |
14.5 |
Β |
7.5 |
7 |
3 1/2 |
G 1/2 |
Β |
46.1 |
14.7 |
6 |
8 |
Β | Β |
H |
46 |
46.8 |
14.9 |
7 |
9 |
8 |
4 |
H 1/2 |
47 |
47.4 |
15.1 |
Β | Β |
9 |
Β |
I |
Β |
48 |
15.3 |
8 |
10 |
Β |
4 1/2 |
I 1/2 |
48 |
48.7 |
15.5 |
Β | Β | Β | Β |
J |
Β |
49.3 |
15.7 |
9 |
11 |
10 |
5 |
J 1/2 |
49 |
50 |
15.9 |
Β | Β | Β | Β |
K |
50 |
50.6 |
16.1 |
10 |
12 |
11 |
5 1/2 |
K 1/2 |
Β |
51.2 |
16.3 |
Β | Β | Β | Β |
L |
51 |
51.9 |
16.5 |
11 |
13 |
12 |
6 |
L 1/2 |
52 |
52.5 |
16.7 |
12 |
14 |
13 |
Β |
M |
Β |
53.1 |
16.9 |
13 |
14.5 |
Β |
6 1/2 |
M 1/2 |
53 |
53.8 |
17.1 |
Β |
15 |
14 |
Β |
N |
Β |
54.4 |
17.3 |
14 |
16 |
Β |
7 |
N 1/2 |
54 |
55.1 |
17.5 |
Β | Β |
15 |
Β |
O |
55 |
55.7 |
17.7 |
15 |
17 |
Β |
7 1/2 |
O 1/2 |
Β |
56.3 |
17.9 |
Β | Β |
16 |
Β |
P |
56 |
57 |
18.1 |
16 |
Β |
17 |
8 |
P 1/2 |
57 |
57.2 |
18.2 |
Β |
18 |
Β | Β | Β | Β |
57.6 |
18.3 |
Β | Β | Β | Β |
Q |
Β |
58.3 |
18.5 |
17 |
19 |
18 |
8 1/2 |
Q 1/2 |
58 |
58.9 |
18.8 |
Β |
20 |
Β | Β |
R |
59 |
59.5 |
19 |
18 |
20.5 |
19 |
9 |
R 1/2 |
Β |
60.2 |
19.2 |
Β |
21 |
20 |
Β |
S |
60 |
60.8 |
19.4 |
19 |
22 |
Β |
9 1/2 |
S 1/2 |
61 |
61.4 |
19.6 |
Β | Β |
21 |
Β |
T |
Β |
62.1 |
19.8 |
20 |
23 |
Β |
10 |
T 1/2 |
62 |
62.7 |
20 |
21 |
Β |
22 |
Β |
U |
Β |
63.4 |
20.2 |
22 |
24 |
Β |
10 1/2 |
U 1/2 |
63 |
64 |
20.4 |
Β | Β |
23 |
Β |
V |
64 |
64.6 |
20.6 |
23 |
25 |
Β |
11 |
V1/2 |
Β |
65.3 |
20.8 |
Β | Β |
24 |
Β |
W |
65 |
65.9 |
21 |
24 |
26 |
25 |
11 1/2 |
W 1/2 |
66 |
66.6 |
21.2 |
Β |
27 |
Β | Β |
X |
Β |
67.2 |
21.4 |
25 |
Β |
26 |
12 |
X1/2 |
67 |
67.8 |
21.6 |
Β |
28 |
Β | Β |
Y |
Β |
68.5 |
21.8 |
26 |
Β | Β |
12 1/2 |
Z |
68 |
69.1 |
22 |
Β |
29 |
Β | Β |
Z 1/2 |
69 |
69.7 |
22.2 |
27 |
30 |
Β |
13 |
Β |
70 |
70.4 |
22.4 |
Β | Β | Β | Β |
Z+1 |
Β |
71 |
22.6 |
Β | Β | Β |
13 1/2 |
Z+2 |
Β |
Β