This is an impressive new-build duplex maisonette in Upper Glyfada, totaling 132 sq.m. across the 3rd and 4th floors, blending modern architecture, functionality, and high aesthetics with premium-quality materials and meticulous details. Inside, the layout ensures comfort and privacy, featuring a living room, kitchen, three bedrooms, two bathrooms, guest WC, attic, internal staircase, and verandas enjoying panoramic urban views and southeast orientation, delivering abundant light, ventilation, and sunshine. Tile flooring enhances modern elegance throughout, while the corner position maximizes the sense of openness. The residence stands out for its energy efficiency (A+ class), with autonomous natural gas heating, thermally broken aluminum frames with double energy-efficient glazing, and refined insulation, plus a security door, intercom, and alarm system for complete peace of mind. Daily life becomes easier and more pleasant with a hydraulic elevator, smart home automation, internet, night-rate electricity, two underground parking spots with EV charger, large basement storage, and exclusive roof access. Awnings, electric shutters, and pet-friendly policy add practicality in this luxurious, quiet neighborhood near transport, schools, plazas, church, daycare, city center, and dining. Bright, airy, and modern, it's ideal for vacation homes, investment, or income generation—new-build, expected delivery in September 2027. Price: €850,000. IN PROPERTY REAL ESTATE: 6970607380, 2109881188, info@inproperty.gr. ID required for viewing (Law 4072/2012). Map location approximate. View 3000+ properties at www.inproperty.gr.