Ring Size Guide

Australian Size	Inside Circumference(mm)
H	46
H 1/2	46.6
I	47.2
I 1/2	47.9
J	48.3
J 1/2	49.3
K	49.6
K 1/2	50.3
L	50.5
L 1/2	51.5
M	51.8
M 1/2	52.5
N	53.1
N 1/2	53.8
O	54.5
O 1/2	54.8
P	55.7
P 1/2	56.4
Q	57.1
Q 1/2	57.6
R	58.4
R 1/2	59.1