Convert between all ring size systems.
Ring size 20mm uk.
Find your or someone elses ring size in seconds.
1 source for determining your finger and ring size in all of the world s international ring sizing standards.
How to measure uk ring size in secret.
It shows ring sizes in both mm and inches plus internal diameter and external diameter.
Useful reading before determining ring size.
The information presented here has been compiled from many sources in various countries to help you determine your local ring size compared to those from other countries.
Determining your ring size can be tricky without the proper tools.
It also shows conversions between the numerical usa asia and alphabetical australia uk ring size measuring systems.
Uk to us ring size conversion.
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Using a tape measure and the above chart of uk measurements find out your ring size in mm from home.
Grab a ruler and measure the diameter of the ring its widest part in mm.
Find the right size ring with our ring size conversion chart.
Uk us au china japan south america.
Use our easy ring size calculator our how to measure guide and converters.
Instructions and tips for correctly measuring with or without a ring plus a sizing table and conversion ring size charts.
Ring size calculator how to measure ring sizes at home charts.
Find the diameter on our ring size conversion chart to get the approximate ring size.
Welcome to the no.
The best time of day to measure is in the evening when your fingers are largest.
All in one ring conversion chart.
Determine us ring size.
See also our other ring sizing resources.
Use our ring size conversion chart below to find your ring size in different countries.
In united kingdom australia new zealand south africa and ireland the ring sizes are specified using an alphabetical letters for full and half ring sizes.
The thicker the ring the tighter the fit so if you choose a ring with a deep band width you will likely need to go one size up.
An increase of a full ring size is an increase of 0 032 inch 0 8128 mm in diameter or roughly 1 10 inch in inside circumference.
Ring sizing tips tricks.
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Use the ring conversion chart below to convert between us and uk ring sizes.
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International ring size conversion chart.