Seeki.eu lists 6+ properties for sale and 10+ to rent in Duino Aurisina / Devin - Nabrežina.
The median asking price is €587,500, or €2,788 per m² on a typical 229 m², across sale listings that publish both a price and a floor area.
On the rental side, the median asking rent for an apartment is €2,680 a month, across apartment rentals that publish both a price and a floor area.