The Ring Size Guide

A ring should feel effortless and comfortable, sitting perfectly on your finger from day one. Whether you’re measuring a favourite ring you already own, using our handy ring sizer, or consulting our size chart, our guide makes it simple to discover your ideal fit.

Country Selection:

Stephen Webster Sizing Int. Diameter circumference UK + Australia
314.1 / 44.2F 1/2
-14.3 / 44.8G
3.514.5 / 45.5G 1/2
-14.7 / 46.1H
414.9 / 46.8H 1/2
-15.1 / 47.4I
4.515.3 / 48I 1/2
-15.5 / 48.7J
515.7 / 49.3J 1/2
-15.9 / 50K
5.516.1 / 50.6K 1/2
-16.3 / 51.2L
616.5 / 51.9L 1/2
-16.7 / 52.5M
6.516.9 / 53.1M 1/2
-17.1 / 53.8N
717.3 / 54.4N 1/2
-17.5 / 55.1O
7.517.7 / 55.7O 1/2
-17.9 / 56.3P
818.1 / 57P 1/2
-18.3 / 57.6Q
8.518.5 / 58.2Q 1/2
-18.8 / 58.9R
919 / 59.5R 1/2
-19.2 / 60.2S
9.519.4 / 60.8S 1/2
-19.6 / 61.4T
1019.8 / 62.1T 1/2
-20 / 62.7U
10.520.2 / 63.4U 1/2
-20.4 / 64V
1120.6 / 64.6V 1/2
-20.8 / 65.3W
11.521 / 65.9W 1/2
-21.2 / 66.6X
1221.4 / 67.2x 1/2
-21.6 / 67.8Y
12.521.8 / 68.5Z
-22 / 69.1z 1/2
1322.2 / 69.7-