Sterling Silver Triple Beads 2.5mm Ball Bar Pin Post Geometry Line Stud Earrings

Inside Circumference

mm

Inside Diameter

mm

UK

US

41

13

D

2

42.4

13.5

E

2.5

43.5

13.85

F

3

45

14.4

G

3.4

45.5

14.5

G1/2

3.5

46

14.7

H

3.8

46.8

14.9

H1/2

4

47

15.1

I

4.25

48

15.3

I1/2

4.5

48.5

15.4

J

4.8

49.3

15.7

J1/2

5

50

15.8

K

5.25

50.6

16.1

K1.2

5.5

51

16.2

L

5.7

51.5

16.4

L1/2

6

52

16.5

M

6.2

53

16.8

M1/2

6.5

53.5

17

N

6.7

54

17.2

N1/2

7

55

17.3

O

7.2

55.5

17.6

O1/2

7.5

56

17.8

P

7.7

57

18

Q

8

58.5

18.5

R

8.5

59

18.8

R1/2

8.8

60

19

S

9

61

19.4

T

9.5

62

19.7

U

10

63.5

20.2

V

10.5

64.5

20.5

W

11