Ring Sizing Chart

USAUKEUDiameter (mm)Circumference (mm)
4I48/4914.846.5
5J50/5115.649
6M52/5316.452
7O54/5517.354.5
8Q56/5718.157
9S58/5918.959.5
10T60/6119.762

If you are unsure of your ring size, please watch this Instructional Video