Ring Size Guide

Finding the size of a ring you already own is easier than you might think! Follow this simple guide to measure your ring and ensure the perfect fit for your next jewelry purchase.


Check the size of your existing ring

Start by downloading and printing our Ring Size Guide. Be sure to print it at 100% scale to ensure accurate measurements. The guide provides easy-to-follow instructions and a sizing chart.

Download

 

Size Conversion Chart

If you’re buying a ring from a different region or need to compare sizing systems, our Size Conversion Chart has got you covered. This chart translates ring sizes across UK, US, and European measurements, so you’ll never have to guess.
 

Inside Diameter
Inches MM UK US Europe
0.52 12.84 D 2.25 41
0.53 13.57 E 2.75 42
0.55 13.97 F 3.25 44
0.56 14.38 G 3.75 45
0.58 14.88 H 4.25 46.5
0.59 15.10 I 4.5 47
0.60 15.49 J 5 48.5
0.62 15.90 K 5.5 50
0.64 16.31 L 6 51
0.65 16.71 M 6.5 52
0.67 17.12 N 6.75 53.5
0.69 17.53 O 7 55
0.70 17.93 P 7.5 56
0.72 18.34 Q 8 57
0.73 18.75 R 8.5 58.5
0.75 19.15 S 9 59.5
0.77 19.56 T 9.5 61
0.78 19.81 U 10 62.5
0.79 20.17 V 10.5 63
0.81 20.61 W 11 65
0.83 20.99 X 11.5 66
0.84 21.32 Y 12 67.5
0.85 21.71 Z 12.5 69
0.87 22.10 Z+1 13 70.5