The section "Apartment" does not contain any prestige properties on your search location (Cassis).
Here are the nearest exceptional properties.
Mon Office Immobilier
House, villa and property
House
Villa
House, villa and property listings
House, villa and property for Sale in France
House listings
House for Sale in France
Apartment and loft listings
Apartment and loft for Sale in France
Villa listings
Marseille
La Ciotat
Six-Fours-les-Plages
Sanary-sur-Mer
Bandol
Saint-Cyr-sur-Mer
Ensuès-la-Redonne
Luxury Properties in Provence-Alpes-Côte d'Azur
Luxury Properties in Rhône-Alpes
Luxury Properties in Aquitaine