Japan 19 to US Ring Size
Conversion
Japan 19 = US 9.5
Inner circumference ≈ 60.8 mm · diameter ≈ 19.4 mm.
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Full conversion chart
| Region | Size |
|---|---|
| US | 9.5 |
| UK | S |
| EU | 61 |
| France | 61 |
| Japan | 19 |
About this conversion
A Japan 19 ring converts to a US 9.5. Inner circumference ≈ 60.8 mm · diameter ≈ 19.4 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.