Ring Size Chart

 

 日本(号)
内周(mm)
US
FR
UK
1 40.8 1 41 C
2 41.9 2 42 D
3 42.9 2 1/2 43 E
4 44 3 44 F
5 45 3 1/2 45 G
6 46.1 3 1/2 - 4 46 G - H
7 47.1 4 - 4 1/2 47 H - I
8 48.2 4 1/2 -5 48 I - J
9 49.2 5 49 J
10 50.3 5 1/2 50 K
11 51.3 6 51 L
12 52.4 6 1/2 52 L - M
13 53.4 6 1/2 - 7 53 M - N
14 54.5 7 - 7 1/2 54 N - O
15 55.5 7 1/2 - 8 55 O - P
16 56.6 8 56 P
17 57.6 8 1/2 57 Q
18 58.6 9 58 R
19 59.7 9 1/2 59 S
20 60.7 10 60 T
21 61.8 10 - 10 1/2 61 T - U
22 62.8 11 62 U
23 63.9 11 1/2 63 V