Ring Size Guide
| UK sizing |
US & Canada sizing |
Diameter mm |
| E |
2 3/4 |
13.57 |
| F |
3 |
14.1 |
| G |
3.75 |
14.38 |
| H |
3 3/4 |
14.65 |
| I |
4 1/4 |
1504 |
| J |
4 5/8 |
15.4 |
| K |
5 1/8 |
15.8 |
| L |
5 1/2 |
16.1 |
| M |
6 |
16.51 |
| N |
6 1/2 |
16.92 |
| O |
7 |
17.35 |
| P |
71/2 |
17.75 |
| Q |
8 |
18 19 |
| R |
8 5/8 |
18.61 |
| S |
9 1/8 |
19.1 |
| T |
9 5/8 |
19.51 |
| U |
10 1/4 |
20.02 |
| V |
10 5/8 |
20.32 |
| W |
11 1/8 |
20.76 |
| X |
11 5/8 |
21.18 |
|
