Ring Sizing Guide

.What you'll need
  • Paper
  • Ruler
  • Pencil

How to measure

  1. Wrap the strip of paper around your finger.
  2. Mark with the pencil where the paper meets.
  3. Measure the length with the ruler, then match to the circumference column in the chart below.

Ring Diameter Finger Circumference Ring Size
(mm) (mm) UK US EU China
14.8 46.5 H 3 3/4 46 1/2 7
15.2 47.8 I 4 1/8 47 1/2 8
15.6 49.0 J 4 5/8 48 1/2 9
16.0 50.3 K 5 1/4 50 10
16.4 51.5 L 5 1/2 51 11
16.8 52.8 M 6 52 1/2 12
17.2 54.0 N 6 1/2 53 1/2 13
17.4 54.7 O 7 55 14
18.0 56.6 P 7 1/2 56 15
18.4 57.8 Q 8 57 1/2 16
19.0 59.1 R 8 5/8 59 17
19.2 60.3 S 9 1/8 601/4 19
20 62.8 U 10 1/4 623/4 21
20.3 63.8 V 11 63 23