SOLE AGENT. On the top two floors of a prestigious stone building, this 287 sqm (3089,24 sq. ft.) duplex (currently 254.5 sqm (2739,42 sq. ft.) under the Carrez law) offers significant potential for customization. The property features 26 sqm (279,86 sq. ft.) balconies with stunning views of the Eiffel Tower and Breteuil Square. West-facing, it is bathed in natural light throughout the day. The flexible floor plan allows for the integration of two additional levels from an interior courtyard and the service staircase (approval already granted). Building with elevator and concierge. Basement storage.