There are several systems for indicating a rings size used around the world.
Ring size 20 mm diameter.
Welcome to the no.
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.
To make sure it s printed to actual size choose scale 100 when selecting your print options.
It also shows conversions between the numerical usa asia and alphabetical australia uk ring size measuring systems.
International ring size conversion chart.
A 20 2 mm is a 10 5 in the us while a 19 8 is a 10.
Use our ring size conversion chart below to find your ring size in different countries.
Print the the ring size chart.
Ring diameter mm usa canada.
Below is our full ring size chart.
It shows ring sizes in both mm and inches plus internal diameter and external diameter.
Size 18 19 mm size 23 20 6 mm size 22 20 2 mm size 19 19 4 mm size 20 19 8 mm size 21 20 mm size 24 21 mm size 26 21 8 mm size 25 21 4 mm size 27 22 2 mm measurements match the inside edge of the ring measurements reflect ring sizes for most countries in asia confirm printed paper size 1.
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.
It shows ring sizes in both inches and mm plus internal diameter and external diameter.
Speak with a diamond expert now by calling 866 737 0754.
Ring measurements are very precise.
1 source for determining your finger and ring size in all of the world s international ring sizing standards.
If you are measuring the diameter of the ring which one can assume given the size then it is about a 10 1 4 ring size.