※サイズはあくまでも目安です。
|
指まわり・円周 ( mm ) |
直径 ( mm ) |
指輪の号数 |
||
|
国際規格・EU |
アメリカ |
日本 |
||
|
46.1 |
14.65 |
46 |
3 ¾ |
6 |
|
47.1 |
14.97 |
47 |
4 |
7 |
|
48.2 |
15.39 |
48 |
4 ½ |
8 |
|
49.2 |
15.71 |
49 |
4 ¾ |
9 |
|
50.3 |
15.92 |
50 |
5 ¼ |
10 |
|
51.3 |
16.34 |
51 |
5 ¾ |
11 |
|
52.4 |
16.7 |
52 |
6 |
12 |
|
53.4 |
17.0 |
53 |
6 ¼ |
13 |
|
54.5 |
17.4 |
54 |
6 ¾ |
14 |
|
55.5 |
17.7 |
55 |
7 ¼ |
15 |
|
56.5 |
18.0 |
56 |
7 ½ |
16 |
|
57.6 |
18.35 |
57 |
8 |
17 |
|
58.6 |
18.7 |
58 |
8 ¼ |
18 |
|
59.7 |
18.9 |
59 |
8 ¾ |
19 |
|
60.7 |
19.4 |
60 |
9 |
20 |
|
61.8 |
19.7 |
61 |
9 ½ |
21 |
|
62.8 |
20.0 |
62 |
10 |
22 |
|
63.9 |
20.33 |
63 |
10 ¼ |
23 |
|
64.9 |
20.66 |
64 |
10 ¾ |
24 |
|
66.0 |
21.0 |
65 |
11 |
25 |
|
67.0 |
21.33 |
66 |
11 ½ |
26 |
|
68.0 |
21.66 |
67 |
11 ¾ |
27 |
|
69.2 |
22 |
68 |
12 ¼ |
28 |
|
70.2 |
22.33 |
69 |
12 ½ |
29 |
|
72.3 |
22.66 |
70 |
13 |
30 |