リングサイズチャート
Ring size chart
内径(mm) | 円周(mm) | US | JAPAN | UK |
12.37 | 38.86 | 1 | 1 | B |
13.21 | 41.50 | 2 | 2 | D |
13.61 | 42.76 | 2 1/2 | 3 | E |
14.05 | 44.14 | 3 | 4 | F |
14.36 | 45.11 | 3 3/8 | 5 | G |
14.56 | 45.74 | 3 5/8 | 6 | G 1/2 |
14.86 | 46.68 | 4 | 7 | H 1/2 |
15.27 | 47.97 | 4 1/2 | 8 | I 1/2 |
15.70 | 49.32 | 5 | 9 | J 1/2 |
16.00 | 50.27 | 5 3/8 | 10 | K 1/2 |
16.33 | 51.30 | 5 3/4 | 11 | L |
16.51 | 51.87 | 6 | 12 | M |
16.92 | 53.16 | 6 1/2 | 13 | N |
17.35 | 54.51 | 7 | 14 | O |
17.75 | 55.76 | 7 1/2 | 15 | P |
18.19 | 57.15 | 8 | 16 | Q |
18.53 | 58.21 | 8 1/2 | 17 | Q 3/4 |
18.89 | 59.34 | 9 | 18 | S |
19.41 | 60.98 | 9 1/2 | 19 | S 3/4 |
19.84 | 62.33 | 10 | 20 | T 1/2 |
20.02 | 62.89 | 10 1/4 | 21 | U |
20.20 | 63.46 | 10 1/2 | 22 | I 1/2 |
20.68 | 64.97 | 11 | 23 | V 1/2 |
21.08 | 66.22 | 11 1/2 | 24 | W 3/4 |
21.49 | 67.51 | 12 | 25 | Y |
21.89 | 68.77 | 12 1/2 | 26 | Z |
22.33 | 70.15 | 13 | 27 | Z+1 |