As a guide only, rings are of the approximate sizes (in millimetres) UK EU Dia Cir J 9 15.5 48.6 L 11 13.3 51.2 N 13 17.1 53.7 P 15 17.9 56.2 R 17 18.7 58.7 T 19 19.5 61.2 V 21 20.3 63.7 X 23 21.1 66.2
We will gladly exchange rings if you find that they are not the correct size on delivery of your order
