Here is a helpful ring size conversion chart.
Ring size in millimeters.
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Use our ring size conversion chart below to find your ring size in different countries.
Common ring sizes for women are 6 16 5 mm 6 5 16 9 mm and 7 17 3 mm.
There are several systems for indicating a rings size used around the world.
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.
1 source for determining your finger and ring size in all of the world s international ring sizing standards.
With standard ring sizes every half size matches up to a 0 4 millimeter increment starting with size 3 equaling 14 mm size 3 5 equal to 14 4 mm size 4 equal to 14 8 mm and so on.
Welcome to the no.
Ring diameter mm usa canada.
Standard ring sizes are given in millimeters based on the inner circumference of the ring.
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Use the knot s guide and ring size chart to determine ring sizing for your engagement ring or wedding ring.
Just like clothing rings are sized on a standard scale so that a woman s size 6 is the same from jeweler to jeweler.
In the united states canada and mexico for indicating a rings size uses a numerical measure for whole and half rings sizes 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.