Ring Sizer

To make sure you chose the correct ring size, please have a look at the chart below.

UK SIZEEU SIZEDIAMETER
F 44 14.1mm
F 1/2 45 14.3mm
G 46 14.5mm
G 1/2 46 14.7mm
H 47 14.9mm
H 1/2 47 15.1mm
I 48 15.3mm
I 12 48 15.4mm
J 49 15.5mm
J 1/2 49 15.7mm
K 50 15.9mm
K 1/2 51 16.1mm
L 51 16.3mm
L 1/2 52 16.5mm
M 53 16.7mm
M 1/2 53 16.9mm
N 54 17.1mm
N 1/2 55 17.3mm
O 55 17.5mm
O 1/2 56 17.7mm
P 56 17.9mm
P 1/2 57 18.1mm
Q 58 18.3mm
Q 1/2 58 18.5mm
R 59 18.7mm
R 1/2 60 19.0mm
S 60 19.2mm
S 1/2 61 19.4mm
T 61 19.5mm
T 1/2 62 19.8mm
U 63 20.0mm
U 1/2 63 20.2mm
V 64 20.4mm
V 1/2 65 20.6mm
W 65 20.8mm
W 1/2 66 21.0mm
X 67 21.2mm
X 1/2 67 21.4mm
Y 68 21.6mm
Y 1/2 68 21.7mm
Z 69 21.8mm
Z 1/2 69 22.0mm