In united kingdom australia new zealand south africa and ireland the ring sizes are specified using an alphabetical letters for full and half ring sizes.
Ring size 20mm diameter uk.
Below is our full ring size chart.
Match the measurement to the conversion chart below to get the actual ring size.
In ireland the united kingdom and australia ring sizes are specified using an alphabetical scale with half sizes.
Find the diameter on our ring size conversion chart to get the approximate ring size.
Most of our range is available in sizes h through to v although some rings.
A may already know your ring size.
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.
Download our ring size pdf.
Take your best guess.
In india japan and china ring sizes are specified using a.
As is standard across most jewellers we specify ring size with an alphabetical letter.
C can lay a ruler on a flat surface and place the ring over to measure the internal diameter in millimetres.
Use the ring conversion chart below to convert between us and uk ring sizes.
Uk us au china japan south america.
Click here to download our practical ring size guide.
If you re buying a gift the best way but not always the easiest way is to borrow his or her ring from the correct finger and use the ring sizer guide on the left to determine its size.
B can pop into a local jewellers and have your finger or the ring measured.
Welcome to the no.
Selecting the i don t know option will allow you to select a ring size later.
It shows ring sizes in both mm and inches plus internal diameter and external diameter.
How to determine your ring size size f 14 1 mm size g 14 5 mm size h 14 9 mm size f 14 3 mm size g 14 7 mm size h 15 1 mm size l 16 3 mm size n 17 1 mm size m 16 7 mm size j 15 7 mm size j 15 5 mm size i 15 3 mm size k 15 9 mm size k 16 1 mm size l 16 5 mm size m 16 9 mm size p 17 9 mm size r 18 8 mm size o 17 5 mm size q 18 5.
International ring size conversion chart.
The same chart covers ring sizes for both women and men as they both use the same systems of.
Select i don t know.
We recommend buying a full size larger than your normal ring size.
Determine us ring size.
Convert between all ring size systems.
It also shows conversions between the numerical usa asia and alphabetical australia uk ring size measuring systems.
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.
All in one ring conversion chart.
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.
Ring sizing tips tricks.
See also our other ring sizing resources.
1 source for determining your finger and ring size in all of the world s international ring sizing standards.
Grab a ruler and measure the diameter of the ring its widest part in mm.