Select Region
Select Size
RING SIZES
We can resize many rings, or custom-make your bespoke ring to any of the UK sizes below.
Diameter (mm)
Dim
(mm)
13.6
(mm)
13.6
Circumference (mm)
Circ
(mm)
42.6
(mm)
42.6
USA
2 1/2
2 1/2
International Ring Sizes Conversion Guide*
| UK SIZE | USA SIZE |
DIAMETER (MM)
DIM (MM) |
CIRCUMFERENCE (MM)
CIRC (MM) |
|---|---|---|---|
| E | 2 1/2 | 13.6 | 42.6 |
| F | 3 | 14 | 43.8 |
| G | 3 1/4 | 14.4 | 45 |
| H | 3 3/4 | 14.8 | 46.2 |
| I | 4 1/4 | 15.2 | 47.4 |
| J | 4 3/4 | 15.6 | 48.6 |
| K | 5 1/4 | 16 | 49.8 |
| L | 5 3/4 | 16.4 | 51 |
| M | 6 1/4 | 16.8 | 52.2 |
| N | 6 3/4 | 17.2 | 53.5 |
| O | 7 | 17.6 | 54.7 |
| P | 7 1/2 | 18 | 56 |
| Q | 8 | 18.4 | 57.3 |
| R | 8 1/2 | 18.8 | 58.6 |
| S | 9 | 19.2 | 59.9 |
| T | 9 1/2 | 19.5 | 61.1 |
| U | 10 | 19.9 | 62.4 |
| V | 10 1/2 | 20.3 | 63.7 |
| W | 11 | 20.7 | 64.9 |
| X | 11 1/2 | 21.1 | 66.1 |
| Y | 12 | 21.5 | 67.3 |
| Z | 12 1/2 | 21.9 | 68.5 |
*all ring sizes are approximate
