UK J in ISO Ring Size
Inner circumference:46.8–51.8mm
Size Chart
| UK | US | ISO |
|---|---|---|
| G | 3.5 | 46 |
| H | 4 | 47 |
| I | 4.5 | 48 |
| J | 5 | 49 |
| K | 5.5 | 51 |
| L | 6 | 52 |
| M | 6.5 | 53 |
Frequently Asked Questions
What is UK J in ISO rings size?
UK J converts to approximately ISO 49 in rings sizing.
How do I convert UK J to ISO?
UK J equals ISO 49. This conversion is based on standard sizing charts, but may vary by brand.
What ring size should I order if I'm UK J?
If your ring size is UK J, order ISO 49. When in doubt, go slightly larger as rings can be resized down.