Your cart
Close Alternative Icon
Our Melbourne CBD studio is open by appointment only. Please click here for more information, or to book your appointment! Our Melbourne CBD studio is open by appointment only. Please click here for more information, or to book your appointment!

Size Guide

Ring Size Chart

Use this chart for information about your ring size. The only accurate way to get an accurate sizing is to get your finger measured by a jeweller. If this is not possible for you, please email me and I will post you a ring sizer. 

Inside Diameter 

Inside Circumference 

Australian Standard 

American Standard 

14.36 

45.11 

G 

 

14.56 

45.74 

G ½  

 

14.65 

46.02 

H 

3 ¾  

14.86 

46.68  

H ½  

4 

15.04 

47.25 

I 

4 ¼  

15.27 

47.97 

I ½  

4 ½  

15.40 

48.38 

J 

 

15.70 

49.32 

J ½  

5 

15.80 

49.64 

K 

 

16.00 

50.27 

K ½  

 

16.10 

50.58 

L 

5 ½  

16.41 

51.55 

L ½  

 

16.51 

51.87 

M 

6 

16.71  

52.50 

M ½  

6 ¼  

16.92 

53.16 

N 

6 ½  

17.13 

53.82 

N ½  

6 ¾  

17.35 

54.51 

O 

7 

17.45 

54.82 

O ½  

7 ¼  

17.75 

55.76 

P 

7 ½  

17.97 

56.45  

P ½  

7 ¾  

18.19 

57.15 

Q 

8 

18.35 

57.65 

Q ½  

8 ¼  

18.61 

58.47 

R 

 

18.80 

59.06 

R ½  

 

19.10 

60.00 

S 

 

19.31 

60.66 

S ½  

 

19.51 

61.29 

T 

 

19.84 

62.33 

T ½  

10 

20.02 

62.89 

U 

10 ¼  

20.20 

63.46 

U ½   

10 ½  

20.32 

63.84 

V 

10 ⅝  

20.68 

64.97 

V ½  

11 

20.76 

65.22 

W 

11  

20.94 

65.78 

W ½  

11  

21.18 

66.54 

X 

11  

21.30 

66.92 

X ½  

11  

21.49 

67.51 

Y 

12 

21.69 

68.14 

Y/2  

12 ¼  

21.89 

68.77 

Z 

12 ½