HOW TO MEASURE YOUR RING SIZE
Ideally fingers should be sized properly by a professional jeweller using a ring sizer. If this is not possible then the following may be used to estimate your size.
If you have an existing ring …
Follow these directions to measure your finger. They will provide an approximate guide to establish your ring size. For a completely accurate measurement go to a jeweller and have your finger sized precisely.
Here are some tips to make your ring size measurement more accurate:
The average ring size for women is size N ½. The average ring size for men is size T ½.
A ring should fit secure enough so that it will never fall off. It should have a loose comfortable fit when sliding it over your knuckle.
UK Ring Size Chart - Measurement
G – 45.5mm H – 46.7mm I – 48mm J – 48.7mm
K – 49.9mm L – 51.2mm M – 52.5mm N – 53.8mm
O – 55mm P – 56.3mm Q – 57.6mm R – 58.9mm
S – 60.1mm T – 61.4mm U – 62.7mm V – 64mm
W – 65.2mm X – 66.5mm