US 9 in ISO Ring Size
Inner circumference:57–62mm
Size Chart
| US | UK | ISO |
|---|---|---|
| 7.5 | O | 56 |
| 8 | P | 57 |
| 8.5 | Q | 58 |
| 9 | R | 60 |
| 9.5 | S | 61 |
| 10 | T | 62 |
| 10.5 | U | 63 |
Frequently Asked Questions
What is US 9 in ISO rings size?
US 9 converts to approximately ISO 60 in rings sizing.
How do I convert US 9 to ISO?
US 9 equals ISO 60. This conversion is based on standard sizing charts, but may vary by brand.
What ring size should I order if I'm US 9?
If your ring size is US 9, order ISO 60. When in doubt, go slightly larger as rings can be resized down.