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.
Ring size 20 mm diameter.
It also shows conversions between the numerical usa asia and alphabetical australia uk ring size measuring systems.
Ring measurements are very precise.
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 diameter mm usa canada.
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.
Below is our full ring size chart.
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.
Use our ring size conversion chart below to find your ring size in different countries.
1 source for determining your finger and ring size in all of the world s international ring sizing standards.
It also shows conversions between the numerical usa asia and alphabetical australia uk ring size measuring systems.
This ring size method is based on the inside diameter measurement of a ring that fits the fourth finger of the left hand.
There are several systems for indicating a rings size used around the world.
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.
A 20 2 mm is a 10 5 in the us while a 19 8 is a 10.
Print the the ring size chart.
It shows ring sizes in both mm and inches plus internal diameter and external diameter.
To make sure it s printed to actual size choose scale 100 when selecting your print options.