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 in mm chart.
Selecting the i don t know option will allow you to select a ring size later.
The best time to measure a finger is at the end of the day when the finger is the largest.
There are several systems for indicating a rings size used around the world.
O ring size charts for u s.
Place the ring over the circles lining up the inside edges of the ring to the circle that best matches on the ring size chart.
Custom and non standard o ring sizes available with no tooling or setup fees.
Download our ring size pdf.
Determining your ring size can be tricky without the proper tools.
Speak with a diamond expert now by calling 866 737 0754.
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.
If the ring is in between two sizes choose the larger ring size.
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.
If the size is wrong simply send in your ring within 90 days of your purchase and we will resize.
To make sure it s printed to actual size choose scale 100 when selecting your print options.
And metric o ring sizes.
Printable ring size chart.
Don t measure cold fingers as this is when fingers are the smallest.
Common ring sizes for women are 6 16 5 mm 6 5 16 9 mm and 7 17 3 mm.
International ring size conversion chart.
Find the right size o rings quad rings x rings and square rings for your application.
Official international ring size conversion chart.
Take your best guess and don t sweat it.
Printable paper strip.
Use the chart below to determine the correct ring size.
Select i don t know.
The most accurate way to measure your finger is to visit your nearest riddle s jewelry store where our trained associates will be more than happy to determine your correct size.
Welcome to the no.
Tips for measuring a man s ring size.
Click here to download our practical ring size guide.
1 source for determining your finger and ring size in all of the world s international ring sizing standards.
Use our ring size conversion chart below to find your ring size in different countries.
Print the the ring size chart.
Making a purchase of diamond jewellery or wedding rings online or in store requires that you provide an accurate finger size measurement.
Take your best guess.