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International Ring Size Chart

Please choose your country size:

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

44¼

F-G

3

4
14.5
45.6
7

45½

G-H

5.5
14.9
46.8
8

47

H-J

4

7
15.3
48
9

48

J-I

8
15.5
48.7
10

48¾

J

8.5
15.9
50
11

50

K

9.5
16.3
51.2
12

51

L

11
16.5
51.9
13

52

L-M

6

11.5
16.9
53.1
14

53

M-N

12.75
17.3
54.4
15

54½

N-O

14
17.5
55
16

55

O

14.5
17.9
56.2
17

56

P

15.75
18.2
57.2
18

57

P-R

8

16.5
18.8
59
19

59

R

18.5
19
59.7
20

60

R-S

9

19
19.4
61
21

61

S-T

20.25
19.8
62.3
22

62

T-U

10

21.5
20.2
63.6
23

63½

U-V

10½

22.75
20.4
64.3
24

64

V-W

10¾

23.25
20.8
65.6
25

65¼

W-X

11¼

24.75
21.2
66.5
26

66½

X

11½

25.5
21.4
67.5
27

67

X-Y

12

26.25