France 66 to US Ring Size
Conversion
France 66 = US 11.5
Inner circumference ≈ 65.9 mm · diameter ≈ 21 mm.
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Full conversion chart
| Region | Size |
|---|---|
| US | 11.5 |
| UK | W |
| EU | 66 |
| France | 66 |
| Japan | 24 |
About this conversion
A France 66 ring converts to a US 11.5. Inner circumference ≈ 65.9 mm · diameter ≈ 21 mm. Ring sizes all describe one physical measurement — the inner circumference of the band — that each country labels differently.
To check at home, measure the inside diameter of a ring that already fits and compare it to the millimetre figure above.