Ring Sizing Guide

Two reliable ways to find your size: measure the inner diameter of a ring you own in millimetres and match the chart below, or use a printable sizer at 100% scale.

US sizeInner diameter (mm)
414.9
515.7
616.5
717.3
818.1
918.9
1019.8
1120.6
1221.4
1322.2

Between two sizes? Go up half - comfort-fit interiors run slightly snug. US sizes 4-15 including half sizes are stocked on every design.