Ring Size Guid
Ring Size
Measure the internal diameter of a ring that fits your desired finger, then use the chart below to determine your size. Alternatively, if you know your international size, use the chart to convert it.
Internal Diameter (mm) |
UK |
US |
EU |
13.6 |
E |
2.75 |
42 |
14 |
F |
3.25 |
44 |
14.4 |
G |
3.75 |
45 |
14.9 |
H |
4.25 |
46.5 |
15.1 |
I |
4.5 |
47 |
15.5 |
J |
5 |
48.5 |
15.9 |
K |
5.5 |
50 |
16.3 |
L |
6 |
51 |
16.7 |
M |
6.5 |
52 |
17.1 |
N |
6.75 |
53.5 |
17.5 |
O |
7 |
55 |
17.9 |
P |
7.5 |
56 |
18.3 |
Q |
8 |
57 |
18.8 |
R |
8.5 |
58.5 |
19.2 |
S |
9 |
59.5 |
19.6 |
T |
9.5 |
61 |
19.8 |
U |
10 |
62.5 |
20.2 |
V |
10.5 |
63 |
20.6 |
W |
11 |
65 |
If your size falls in-between two sizes, we recommend the larger size.
Alternatively, please refer to the following printable UK ring size guid with a ring that you already own and fits perfectly.