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International Ring Conversion Chart

 Please note that different countries use different sizes, so please compare and convert your ring size using the International Conversion Chart on page.

 

Diameter (mm)

United States & Canada

Europe

UK, Australia & South Africa

India

China

Singapore & Japan

Hong Kong

14.01

3

44

4

6

4

6

14.33

 

45

G

5

 

5

 

14.5

 

 

7

 

7.5

14.65

 

46

H

6

 

6

 

14.97

4

47

7

8

7

9

15.1

 

 

I

 

9

 

 

15.29

48

8

 

8

10

15.5

 

 

J

 

 

 

 

15.61

5

49

9

10

9

11

15.92

 

50

K

10

 

 

 

16.1

 

 

11

10

12

16.24

 

51

L

11

 

 

 

16.56

6

52

12

12

11

13

16.7

 

 

M

 

13

12

 

16.88

53

13

 

13

14.5

17.1

 

 

N

 

14

 

 

17.2

7

54

14

 

14

16

17.52

 

55

O

15

15

 

 

17.7

 

 

 

15

17

17.83

 

56

P

16

16

 

 

18.15

8

57

17

17

16

 

18.2

 

 

 

 

 

 

18

18.3

 

 

Q

 

 

 

 

18.47

58

18

18

17

19

18.79

 

59

R

19

 

 

 

19.0

9

 

 

19

18

20.5

19.11

 

60

S

20

20

 

 

19.43

9 ½

61

21

 

19

22

19.6

 

 

T

 

21

 

 

19.75

10

62

22

 

20

23

20.0

 

 

U

23

22

21

 

20.06

10½

63

24

 

22

24

20.38

 

64

V

 

23

 

 

20.6

11

 

25

 

23

25

20.70

 

65

W

 

24

 

 

21.02

11½

66

26

25

24

26

21.2

 

 

X

 

 

 

 

21.34

12

67

27

26

25

27.75

21.6

 

 

Y

28

 

 

 

21.66

12½

68

Z

 

 

26

 

21.97

 

69

29

 

 

 

22.29

13

70

 

30

 

27

30

22.4

 

 

Z+1

 

 

 

 

22.61

13½

71

Z+2

31

 

 

 

22.9

 

 

 

32

 

 

 

23.2

 

 

 

33

 

 

 

23.5

 

 

 

34

 

 

 

23.9

 

 

 

35

 

 

 

24.2

 

 

 

36

 

 

 

 

  

 

 

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