Ring Jewellery Size Guide

NumbersInner DiameterCircumference
515.7mm49.3mm
616.5mm51.8mm
717.3mm54.4mm
818.1mm56.9mm
918.9mm59.5mm
1019.8mm62.1mm
1120.6mm64.6mm
1221.4mm67.2mm
1322.2mm69.7mm
1423.0mm72.3mm