Our Guide To Ring Sizes

At Cotswold Fine Jewellery Group we understand the importance of finding the ideal ring whether you're after the perfect engagement ring or just a sweet surprise, we want to ensure your online shopping experience with us is stress free.

There are many ways in which you can discover you and your partners ring size. One method is by using our handy measurement guide featured below. You can check this by measuring and applying a thread to the desired finger. If you are looking to add a splash of secrecy then another option is to find a ring that does fit and bring it into one of our stores so we can advise which is the right ring size for you.

Many of our beautiful rings can be adjusted to fit within a few sizes by our master craftsmen. However if you are still unsure, please do not hesitate to get in touch with our passionate and knowledgeable team who will lend a helping hand.


Click Here To Download Our Measuring Template

Use this to help measure your ring size.

Ring size (UK) Measurement (mm) Ring Size (UK) Measurement (mm)
A 37.8 N 53.8
B 39.1 O 55.1
C 40.4 P 56.3
D 41.7 Q 57.6
E 42.9 R 58.9
F 44.2 S 60.2
G 45.5 T 61.4
H 46.8 U 62.7
I 48.0 V 64.0
J 48.7 W 65.3
K 50.0 X 66.6
L 51.2 Y 67.8
M 52.5 Z 68.5