Ring Size 20mm Diameter

Take your best guess and don t sweat it.
Ring size 20mm diameter. There are several systems for indicating a rings size used around the world. It shows ring sizes in both inches and mm plus internal diameter and external diameter. To make sure it s printed to actual size choose scale 100 when selecting your print options. C can lay a ruler on a flat surface and place the ring over to measure the internal diameter in millimetres.
It also shows conversions between the numerical usa asia and alphabetical australia uk ring size measuring systems. If the size is wrong simply send in your ring within 90 days of your purchase and we will resize. Match the measurement to the conversion chart below to get the actual ring size. This ring size method is based on the inside diameter measurement of a ring that fits the fourth finger of the left hand.
Click here to download our practical ring size guide. Grab a ruler and measure the diameter of the ring its widest part in mm. Find the diameter on our ring size conversion chart to get the approximate ring size. 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.
An increase of a full size is an increase of 0 032 inch 0 8128 mm in diameter or roughly 1 10 inch more precisely 0 1005 in or 2 55 mm in inside circumference. 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. The same chart covers ring sizes for both women and men as they both use the same systems of. Welcome to the no.
The same chart covers ring sizes for both women and men as they both use the same systems of. Download our ring size pdf. International ring size conversion chart. 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.
Print the the ring size chart. Select i don t know. A may already know your ring size. Selecting the i don t know option will allow you to select a ring size later.
Common ring sizes for women are 6 16 5 mm 6 5 16 9 mm and 7 17 3 mm. Take your best guess. Most of our range is available in sizes h through to v although some rings. Below is our full ring size chart.
In india japan and china ring sizes are specified using a. 1 source for determining your finger and ring size in all of the world s international ring sizing standards. In ireland the united kingdom and australia ring sizes are specified using an alphabetical scale with half sizes. Below is our full ring size chart.
As is standard across most jewellers we specify ring size with an alphabetical letter.