Griffin London

Tel. +44 (0)844 357 4289  Email sales@djgriffin.com

UK/European/American Ring Sizes.....

 

UK Finger Size Continental Finger Size US Finger Size Internal Internal
Diameter (mm) Circumference (mm)
   
A   0.25 12.03 37.83
A 1/2   0.5 12.22 38.42
B   0.75 12.41 39.02
B 1/2   1 12.61 39.67
C   1.25 12.8 40.22
C 1/2   1.5 12.99 40.82
D 1 1.75 13.18 41.42
D 1/2 2 2 13.37 42.02
E   2.25 13.56 42.61
E 1/2 3 2.5 13.75 43.27
F 4 2.75 13.94 43.81
F 1/2   3 14.13 44.41
G 5 3.25 14.32 45.01
G 1/2   3.5 14.51 45.61
H 6 3.75 14.7 46.2
H 1/2   4 14.89 46.8
I 7 4.25 15.08 47.4
I 1/2 8 4.5 15.27 48
J   4.75 15.46 48.6
J 1/2 9 5 15.65 49.2
K 10 5.25 15.83 49.77
K 1/2   5.5 16.03 50.39
L 11 5.75 16.22 50.99
L 1/2   6 16.41 51.59
M 12 6.25 16.61 52.19
M 1/2 13 6.5 16.8 52.79
N   6.75 17.01 53.47
N 1/2 14 7 17.21 54.1
O 15 7 17.42 54.74
O 1/2   7.25 17.62 55.38
P 16 7.5 17.82 56.02
P 1/2   7.75 18.03 56.66
Q 17 8 18.23 57.3
Q 1/2 18 8.25 18.43 57.95
R   8.5 18.64 58.57
R 1/2 19 8.75 18.84 59.21
S 20 9 19.04 59.85
S 1/2   9.25 19.25 60.49
T 21 9.5 19.45 61.13
T 1/2 22 9.75 19.65 61.77
U   10 19.86 62.4
U 1/2 23 10.25 20.06 63.04
V 24 10.5 20.26 63.68
V 1/2   10.75 20.47 64.32
W 25 11 20.64 64.88
W 1/2   11.25 20.83 65.48
X 26 11.5 21.02 66.07
X 1/2   11.75 21.21 66.67
Y   12 21.41 67.27
Y 1/2   12.25 21.6 67.87
Z   12.5 21.79 68.47
Z 1/2   12.75 21.99 69.09