UK RING SIZE - INSIDE CIRCUMFERENCE (MM)
H - 46.8
I - 48
J - 48.7
K - 50
L - 51.2
M - 52.5
N - 53.8
O - 55.1
P - 56.3
Q - 57.6
R - 58.9
S - 60.2
T - 61.4
WE RECOMMEND GETTING AN ACCURATE FINGER MEASUREMENT, EITHER BY VISITING A LOCAL JEWELLER TO BE MEASURED OR BY BUYING A RING FINGER SIZER