EU ring size 58 to US
EU ring size 58 is about a US 8.5. The EU size is the inner circumference in mm (58 mm), which is a 18.5 mm diameter.
US 8.5United States
18.5 mminner diameter
58 mmcircumference
EU 58 across systems
| System | Size |
|---|---|
| EU / ISO | 58 (58 mm circ.) |
| Inner diameter | 18.5 mm |
| US | 8.5 |
| UK | R |
The EU/ISO size is simply the inner circumference in millimetres, so it's the most precise system. US sizes rise about 0.4 mm of diameter per half size. Between sizes? Size up — a slightly loose ring beats a stuck one.
Frequently asked questions
What is EU ring size 58 in US?
About a US 8.5.
What diameter is EU ring size 58?
An inner diameter of about 18.5 mm (circumference 58 mm).