ISO 63 in US Ring Size
Inner circumference:60.9–65.9mm
Size Chart
| ISO | US | UK |
|---|---|---|
| 60 | 9 | R |
| 61 | 9.5 | S |
| 62 | 10 | T |
| 63 | 10.5 | U |
| 65 | 11 | V |
| 66 | 11.5 | W |
| 67 | 12 | X |
Frequently Asked Questions
What is ISO 63 in US rings size?
ISO 63 converts to approximately US 10.5 in rings sizing.
How do I convert ISO 63 to US?
ISO 63 equals US 10.5. This conversion is based on standard sizing charts, but may vary by brand.
What ring size should I order if I'm ISO 63?
If your ring size is ISO 63, order US 10.5. When in doubt, go slightly larger as rings can be resized down.