FINGER CIRCUMFERENCE (IN MM) |
DIAMETER OF THE RING (IN MM) |
RING SIZE | ||
EUROPE | USA & UK | JAPAN | ||
44 | 14.01 | 44 | 3 | 4 |
45 | 14.33 | 45 | 3¼ | 5 |
46 | 14.65 | 46 | 3¾ | 6 |
47 | 14.97 | 47 | 4 | 7 |
48 | 15.29 | 48 | 4½ | 8 |
49 | 15.61 | 49 | 4¾ | 9 |
50 | 15.92 | 50 | 5¼ | 10 |
51 | 16.24 | 51 | 5¾ | 11 |
52 | 16.56 | 52 | 6 | 12 |
53 | 16.88 | 53 | 6¼ | 13 |
54 | 17.20 | 54 | 6¾ | 14 |
55 | 17.52 | 55 | 7¼ | 15 |
56 | 17.83 | 56 | 7½ | 16 |
57 | 18.15 | 57 | 8 | 17 |
58 | 18.47 | 58 | 8¼ | 18 |
59 | 18.79 | 59 | 8¾ | 19 |
60 | 19.11 | 60 | 9 | 20 |
61 | 19.43 | 61 | 9½ | 21 |
62 | 19.75 | 62 | 10 | 22 |
63 | 20.06 | 63 | 10¼ | 23 |
64 | 20.38 | 64 | 10¾ | 24 |
65 | 20.70 | 65 | 11 | 25 |
66 | 21.02 | 66 | 11½ | 26 |
67 | 21.34 | 67 | 11¾ | 27 |
68 | 21.66 | 68 | 12¼ | 28 |
69 | 21.97 | 69 | 12½ | 29 |
70 | 22.29 | 70 | 13 | 30 |
71 | 22.61 | 71 | 13¼ | 31 |