International Ring Size Chart

Please choose your country size:

Finger Circumference in mm
Inside diameter in mm
Hong Kong (Meselfes)
Europe
UK
US
Japan
44.3
14.1
6

44¼

F-G

3

4
45.6
14.5
7

45½

G-H

3½

5.5
46.8
14.9
8

47

H-J

4

7
48
15.3
9

48

J-I

4½

8
48.7
15.5
10

48¾

J

4¾

8.5
50
15.9
11

50

K

5¼

9.5
51.2
16.3
12

51

L

5¾

11
51.9
16.5
13

52

L-M

6

11.5
53.1
16.9
14

53

M-N

6½

12.75
54.4
17.3
15

54½

N-O

6¾

14
55
17.5
16

55

O

7¼

14.5
56.2
17.9
17

56

P

7½

15.75
57.2
18.2
18

57

P-R

8

16.5
59
18.8
19

59

R

8¾

18.5
59.7
19
20

60

R-S

9

19
61
19.4
21

61

S-T

9½

20.25
62.3
19.8
22

62

T-U

10

21.5
63.6
20.2
23

63½

U-V

10½

22.75
64.3
20.4
24

64

V-W

10¾

23.25
65.6
20.8
25

65¼

W-X

11¼

24.75
66.5
21.2
26

66½

X

11½

25.5
67.5
21.4
27

67

X-Y

12

26.25