Ring Size Guide

Pragnell’s rings are measured in UK sizes, denoted by a letter. The chart below shows all international sizes and measurements. Our rings can be crafted in any size for the perfect fit.

Slide left and right on the size guide below to see more.

Inside Diameter Inside Circumference Sizes
(in) (mm) (in) (mm) United Kingdom
Ireland
Australia
New Zealand
United States
Canada
Mexico
Italy
Spain
Netherlands
Switzerland
France Germany
0.586 14.88 1.84 46.8 H 4 6.75 46 ½ 15
0.602 15.29 1.89 48.0 I 4 ½ 8 47 ¾ 15 ¼
0.618 15.7 1.94 49.3 J ½ 5 9.25 49 15 ½
0.634 16.1 1.99 50.6 K ½ 1 ½ 10.5 50 ¼ 16
0.65 16.51 2.04 51.9 L ½ 6 11.75 52 ¼ 16 ½
0.666 16.92 2.09 53.1 M ½ 6 ½ 13.25 54 17
0.682 17.32 2.14 54.4 N ½ 7 14.5 55 ¼ 17 ¼
0.698 17.73 2.19 55.7 O ½ 7 ½ 15.75 56 ½ 17 ¾
0.714 18.4 2.24 57.0 P ½ 8 17 57 ¾ 18
0.73 18.54 2.29 58.3 Q ½ 8 ½ 18.25 58 ½ 18 ½
0.746 18.95 2.34 59.5 R ½ 9 19.5 59 19
0.762 19.35 2.39 60.8 S ½ 9 ½ 20.75 60 ¼ 19 ½
0.778 19.76 2.44 62.1 T ½ 10 22 61 ½ 20
0.794 20.17 2.49 63.4 U ½ 10 ½ 23.25 62 ¾ 20 ¼
0.81 20.57 2.54 64.6 V ½ 11 24.75 64 20 ¾
0.826 20.98 2.59 65.9 W ½ 11 ½ 26 65 ¼ 21
0.842 21.39 2.65 67.2 X ½ 12 27.25 67 ½ 21 ¼