Ring Size Guide

1) MEASURING A RING AT HAND
Step 1 Find a ring at your disposal with the perfect sizing
Step 2 Measure the internal diameter of the ring (mm)
Step 3 Refer to the chart below to find out your size
INTERNAL DIAMETER (MM)
US/CANADA RING SIZE
UK/AUSTRALIA RING SIZE
14.1 3 F
14.9 4 H
15.7 5 J
16.5 6 L
17.3 7 N
18.1 8 P
19.0 9 R
19.8 10 T
20.6 11 V
21.4 12 X
22.2 13 Z
 
 2) MEASURE YOUR FINGER
Step 1
Find a string, thread, ribbon, or a thin strip of paper
Wrap it around your finger and tighten the wrap until you can't anymore 
Step 2
Use a pen to mark the spot where the string or paper overlaps.
Step 3
Measure the length with a ruler (mm). Use the chart below to find out your ring size.
 CIRCUMFERENCE (MM) US/CANADA RING SIZE UK/AUSTRALIA RING SIZE
44.2 3 F
46.8 4 H
49.3 5 J
51.9 6 L
54.4 7 N
57.0 8 P
59.5 9 R
62.1 10 T
64.6 11 V
67.2 12 X
67.7 13 Z