Ring Sizing

7

17.51mm

7 1/2

17.59mm

7 3/4

17.83mm

8

18.15mm

8 1/2

18.47mm

8 3/4

18.78mm

9

19.10mm

9 1/2

19.42mm

10

19.74mm

10 1/2

20.06mm

10 3/4

20.38mm

11

20.70mm

11 1/2

21.01mm

12

21.33mm

12 1/2

21.65mm

12 3/4

21.97mm

13

22.29mm