RING SIZE CONVERSION - USA to Australia ring sizes

RING SIZE CONVERSION

Australian  Ring Sizes to US
For size  in .25 like 4.25, 5.25, you can choose  NEAREST SIZE  like 4, 5 and they fits. if you want to buy ring by size check this page.
We also offer free size exchange for all our rings. 

US, CANADA UK, AUSTRALIA, IRELAND, NEW ZEALAND JAPAN, INDIA, CHINA, SOUTH AFRICA SPAIN, ITALY, NETHERLANDS, SWITZERLAND INSIDE DIAMETER & CIRCUMFERENCE(MM)
4 H 7 6.75 14.88 & 46.8
4.25 H.5 7.5 15.09 & 47.4
4.5 I 8 8 15.29 & 48
4.75 J 8.75 15.49 & 48.7
5 J 1/2 9 9.25 15.7 & 49.3
5.25 K 10 15.9 & 50
5.5 K 1/2 10 10.5 16.1 & 50.6
5.75 L 11.25 16.31 & 51.2
6 L 1/2 11 11.75 16.51 & 51.9
6.25 M 12 12.5 16.71 & 52.5
6.5 M 1/2 13 13.25 16.92 & 53.1
6.75 N 13.75 17.12 & 53.8
7 N 1/2 14 14.5 17.32 & 54.4
7.25 O 15 17.53 & 55.1
7.5 O 1/2 15 15.75 17.73 & 55.7
7.75 P 16.25 17.93 & 56.3
8 P 1/2 16 17 18.14 & 57
8.25 Q 17.5 18.34 & 57.6
8.5 Q 1/2 17 18.25 18.54 & 58.3
8.75 R 19 18.75 & 58.9
9 R 1/2 18 19.5 18.95 & 59.5
9.25 S 20.25 19.15 & 60.2
9.5 S 1/2 19 20.75 19.35 & 60.8
9.75 T 21.5 19.56 & 61.4
10 T 1/2 20 22 19.76 & 62.1
10.25 U 21 22.75 19.96 & 62.7
10.5 U 1/2 22 23.25 20.17 & 63.4
10.75 V 24 20.37 & 64
11 V 1/2 23 24.75 20.57 & 64.6
11.25 W 25.25 20.78 & 65.3
11.5 W 1/2 24 26 20.98 & 65.9
11.75 X 26.5 21.18 & 66.6
12 X 1/2 25 27.25 21.39 & 67.2
12.25 Y 27.75 21.59 & 67.8
12.5 Z 26 28.5 21.79 & 68.5
12.75 Z 1/2 29 22 & 69.1
13 27 29.75 22.2 & 69.7
13.25 Z1 30.5 22.4 & 70.4
13.5 31 22.61 & 71
13.75 Z2 31.75 22.81 & 71.7
14 Z3 32.25 23.01 & 72.3
14.25 33 23.22 & 72.9
14.5 Z4 33.5 23.42 & 73.6
14.75 34.25 23.62 & 74.2
15 34.75 24.23 & 76.1
15.25 35.5 24.03 & 75.5
15.5 36.25 24.23 & 76.1
15.75 36.75 24.43 & 76.8
16 37.5 24.64 & 77.4