Ring Size Conversion

Tiffany & Co. uses standard US ring sizes. These suggested Australia sizes are simply a reference. Please note that rings of the same size may have a slightly different fit depending on their design.

USAU
2D
2.5E
3F
3.25F ½
USAU
3.5G ½
4H ½
4.5I ½
5J
USAU
5.5K ½
6L ½
6.25M
6.5M ½
USAU
7N ½
7.25O ½
7.5P
8Q
USAU
8.5R
9S
9.5T
10U
USAU
10.25U ½
10.5V
11W
11.25W ½