RING SIZE CHART
UK, EU & AU |
US & CA |
INSIDE DIAMETER (mm) |
INSIDE CIRCUMFERENCE (mm) |
F |
3 |
14.1 |
44.2 |
G |
3 3/4 | 14.5 | 45.5 |
H |
4 | 14.9 | 46.9 |
I | 4 1/2 | 15.3 | 48 |
J | 4 3/4 | 15.5 | 48.7 |
K | 5 1/4 | 15.9 | 50 |
L | 5 3/4 | 16.3 | 51.2 |
M | 6 1/4 | 16.7 | 52.5 |
N | 6 3/4 | 17.1 | 53.8 |
O | 7 1/4 | 17.5 | 55.1 |
P | 7 3/4 | 17.9 | 56.3 |
Q | 8 1/4 | 18.3 | 57.6 |
R | 8 3/4 | 18.8 | 58.9 |
S | 9 1/4 | 19.2 | 60.2 |
T | 9 3/4 | 19.6 | 61.4 |
U | 10 1/4 | 20 | 62.7 |
V | 10 3/4 | 20.4 | 64 |
W | 11 1/4 | 20.8 | 65.3 |
X | 11 3/4 | 21.2 | 66.6 |
Y | 12 1/4 | 21.6 | 67.8 |
Z | 12 1/2 | 21.8 | 68.5 |