Ring size chart

Diam. mm

Diam. inches

UK

USA

France

Germany

Japan

Swiss

11.95

15/32

A

1/2

12.37

31/64

B

1

1

12.78

1/2

C

1 1/2

13.21

33/64

D

2

41 1/2

13 1/2

2

1 1/2

13.61

17/32

E

2 1/2

42 3/4

13 3/4

3

2 3/4

14.05

35/64

F

3

44

14

4

4

14.45

9/16

3 1/2

14 1/2

14.86

37/64

H 1/2

4

15

7

15.27

19/32

I 1/2

41/2

15 1/4

8

15.70

5/8

J 1/2

5

15 3/4

9

16.10

41/64

L

5 1/2

51 3/4

16

11 3/4

16.51

21/32

M

6

52 3/4

16 1/2

12

12 3/4

16.92

43/64

N

6 1/2

54

17

13

14

17.35

11/16

O

7

55 1/4

17 1/4

14

15 1/4

17.75

45/64

P

7 1/2

56 1/2

17 3/4

15

16 1/2

18.19

23/32

Q

8

57 3/4

18

16

17 3/4

18.53

47/64

8 1/2

18 1/2

17

18.89

3/4

9

19

18

19.41

49/64

9 1/2

19 1/2

19

19.84

25/32

T 1/2

10

20

20

20.20

51/64

U 1/2

10 1/2

20 1/4

22

20.68

13/16

V 1/2

11

20 3/4

23

21.08

53/64

11 1/2

21

24

21.49

27/32

Y

12

67 1/2

21 1/4

25

27 1/2

21.89

55/64

Z

12 1/2

68 /37

21 3/4

26

28 3/4

22.3

7/8

13

22

27

Size queries?

All our rings can be adjusted (re-sized) very easily at any good jewellery store inexpensively if they do not fit. Please email us if you have any queries about ring sizes.

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