In a elegant mansion dating from the 1920's, discover this sumptuous duplex of over 400 sqm, occupying the top two floors of the building. Fully renovated in 2020 by an architect using the highest quality materials and finishes, this exceptional property stands out for its impressive volumes, abundant natural light, and completely unobstructed views. The first level opens onto an elegant entrance gallery leading to a generously proportioned double reception room, a warm and inviting family room, as well as a spacious eat-in kitchen designed for entertaining. A guest bedroom with its own shower room completes this level, along with a magnificent master suite featuring a dressing room and an en-suite bathroom. On the upper floor, the children’s sleeping area comprises four bedrooms, a bathroom, a shower room, and a large playroom. An attic room provides additional flexible space to suit various needs. An independent two-room apartment, with its own kitchen and shower room and private access, further enhances this rare property. Close to the best french and international schools. Three cellars, a double garage, and the possibility to park an additional vehicle in the courtyard complete this exceptional offering.