Ring Size Guide

Australian ring sizes are letters, the same as UK sizes.

Finding your size

Measure the inside diameter of a ring that fits the same finger, or wrap a strip of paper around your finger and measure its length (the circumference). Then find the closest size below.

Not sure? Visit us at 58 Molesworth Street, Lismore, or call us on (02) 6622 5844.

Size Circumference (mm) Diameter (mm) US
H 46.3 14.7 –
H½ 46.9 14.9 –
I 47.5 15.1 –
I½ 48.1 15.3 –
J 48.8 15.5 –
J½ 49.4 15.7 5
K 50.0 15.9 –
K½ 50.6 16.1 –
L 51.3 16.3 –
L½ 51.9 16.5 6
M 52.5 16.7 –
M½ 53.1 16.9 –
N 53.8 17.1 –
N½ 54.4 17.3 7
O 55.0 17.5 –
O½ 55.6 17.7 –
P 56.3 17.9 –
P½ 56.9 18.1 8
Q 57.5 18.3 –
Q½ 58.1 18.5 –
R 58.8 18.7 –
R½ 59.4 18.9 9
S 60.0 19.1 –
S½ 60.6 19.3 –
T 61.3 19.5 –
T½ 61.9 19.7 10
U 62.5 19.9 –
U½ 63.1 20.1 –
V 63.8 20.3 –
V½ 64.4 20.5 11
W 65.0 20.7 –
W½ 65.6 20.9 –
X 66.3 21.1 –
X½ 66.9 21.3 –
Y 67.5 21.5 –
Y½ 68.1 21.7 –
Z 68.8 21.9 –

Measurements are inside the ring, in millimetres.

If it is not quite right

Complimentary resizing within the first 3 months of purchase on eligible engagement rings, within standard 2 size resizing limits. About ring resizing