Size guide
Choosing the right ring size
It's important to have a ring that fits and to help you choose the right one, we've created the below table which shows the circumference of each ring size in mm.
Please get in touch with us if you have any questions about ring sizes.
| Ring Size | US Size | EU Size | Circumference (mm) | Diameter |
| H | 4 | 47 | 46.8mm | 14.7mm |
| I | 4 ½ | 48 | 48mm | 15.2mm |
| J | 5 | 49 | 48.7mm | 15.6mm |
| K | 5 ½ | 50 | 50mm | 16.0mm |
| L | 6 | 51 | 51.2mm | 16.4mm |
| M | 6 ½ | 52 | 52.5mm | 16.8mm |
| N | 7 | 53 | 53.8mm | 17.2mm |
| O | 7 ½ | 54 | 55.1mm | 17.6mm |
| P | 8 | 55 | 56.3mm | 18.0mm |
| Q | 8 ½ | 56 | 57.6mm | 18.4mm |
| R | 9 | 57 | 58.9mm | 18.8mm |
| S | 9 ½ | 58 | 60.2mm | 19.2mm |
| T | 10 | 59 | 61.4mm | 19.6mm |
| U | 10 ½ | 60 | 62.7mm | 20.0mm |