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