UK Ring Size Table

Ring Size UK	Size mm
G	45.5
H	46.7
I	48
J	48.7
K	49.9
L	51.2
M	52.5
N	53.8
O	55
P	56.3
Q	57.6
R	58.9
S	60.1
T	61.4
U	62.7
V	64
W	65.2
X	66.5
Y	67.8
Z	68.4