Welcome to OnlineConversion.com
Ring Size Conversion
Convert your ring size to the ring size used in other countries.
Select a ring size in one category, the rest will
change to match.
How to determine your ring size
- Wrap a piece of string or a strip of paper around your finger.
- Mark the point where the two ends meet.
- Measure the string or paper against a ruler to get the circumference of your finger.
- Divide that by 3.14 to get the diameter of your finger.
- Look up your ring size using the form above.