For sale: a newly built 50 sq.m. apartment in a modern residential building of high energy efficiency and contemporary design, currently under construction with delivery scheduled for April 2027. The apartment features a functional layout with a comfortable open-plan kitchen and living area, one bedroom, and one bathroom, and it includes a storage room in the basement as well as a parking space. Constructed with state-of-the-art materials, it offers individual heating and cooling with a heat pump, a solar water heater, aluminum window frames with thermal break, pre-installation for an alarm system, thermal insulation, and full energy shielding, ensuring top energy performance of Class A+. An ideal choice for a couple, a single professional, or as an investment opportunity. Authorized Listing Agent, CHRISTOS TSOUKALAS / REAL ESTATE AGENT. Registry No. (G.E.MH) : 62173103000. Member of the Athens - Attica Realtors Association. Availability for showing by arrangement.