Ring Size Chart

Measure your ring size here.

US Size Australian Size Inside Circumference (mm)
4 H 46.8
H 1/2 47.4
4.5 I 48.0
I 1/2
J 48.7
5 J 1/2 49.3
K 50.0
5.5 K 1/2 50.6
L 51.2
6 L 1/2 51.9
M 52.5
6.5 M 1/2 53.1
N 53.8
7 N 1/2 54.4
O 55.1
7.5 O 1/2 55.7
P 56.3
8 P 1/2 57.0
Q 57.6
8.5 Q 1/2 58.3
R 58.9
9 R 1/2 59.5
S 60.2
9.5 S 1/2 60.8
T 61.4
10 T 1/2 62.1
U 62.7
10.5 U 1/2 63.4
V 64.0
11 V 1/2 64.6
W 65.3
11.5 W 1/2 65.9
X 66.6
12 X 1/2 67.2
Y 67.8
12.5 Z 68.5
Z 1/2 69.1
Z +1 70.4