How to Measure Your Ring Size At Home (UK Guide)

Not sure what ring size to order? Don’t worry — we’ve made it easy for you to find the perfect fit from the comfort of home. Whether you’re treating yourself or shopping for someone special, these two simple methods will help you measure your UK ring size accurately.

Option 1: Measure a Ring You Already Own

If you already have a ring that fits the intended finger perfectly, this is the easiest method.

Step-by-step:

1. Choose a ring that fits the correct finger.
2. Lay it on top of a ruler and measure the internal diameter in millimetres.
3. Use the guide below to find your UK ring size.

UK Ring Size Guide by Diameter:

14.1 - F

14.5 - G

14.9 - H

15.3 - I

15.5 - J

15.9 - K

16.3 - L

16.7 - M

17.1 - N

17.5 - O

17.9 - P

18.3 - Q

18.8 - R

19.2 - S

19.6 - T

20 - U

20.4 - V

20.8 - W

21.2 - X

21.4 - Y

21.6 - Z

Tip: If your measurement falls between two sizes, we recommend going for the larger size for comfort.

Note: Finger size can vary slightly depending on time of day and temperature, so measure when your hands are warm for the most accurate result.

Prefer a Printable Chart?

Click below to download our free printable ring size chart and guide.

👉 Download Ring Size Chart (PDF)