RING SIZE GUIDE

UK Wheatsheaf Size Target Circumference mm Rounded Circumference mm
A 37.385 37.5
A+ 38.013 38
B 38.642 39
B+ 39.270 39.5
C 39.898 40
C+ 40.527 40.5
D 41.155 41
D+ 41.783 42
E 42.412 42.5
E+ 43.040 43.0
F 43.668 44.0
F+ 44.296 44.5
G 44.925 45
G+ 45.553 45.5
H 46.181 46
H+ 46.81 47
I 47.438 47.5
I+ 48.066 48
J 48.695 49
J+ 49.323 49.5
K 49.951 50
K+ 50.58 50.5
L 51.208 51
L+ 51.836 52
M 52.465 52.5
M+ 53.093 53
N 53.721 54
N+ 54.35 54.5
O 54.978 55
O+ 55.606 55.5
P 56.235 56
P+ 56.863 57
Q 57.491 57.5
Q+ 58.119 58
R 58.748 59
R+ 59.376 59.5
S 60.004 60
S+ 60.633 60.5
T 61.261 61
T+ 61.889 62
U 62.518 62.5
U+ 63.146 63
V 63.774 64
V+ 64.403 65.5
W 65.031 65
W+ 65.659 65.5
X 66.288 66
X+ 66.916 67
Y 67.544 67.5
Y+ 68.173 68
Z 68.801 69
Z+ 69.429 69.5
Z1 70.058 70
Z1+ 70.686 70.5
Z2 71.314 71
Z2+ 71.942 72
Z3 72.571 72.5
Z3+ 73.199 73
Z4 73.827 74
Z4+ 74.456 74.5
Z5 75.084 75
Z5+ 75.712 76