This rare and exceptional lateral apartment is located on one of London's most prestigious garden squares, Eaton Square in Belgravia. The 2,500 sq ft duplex flat boasts three bedrooms, three bathrooms, and two reception rooms, with grand proportions and timeless architectural detailing throughout. The property features high ceilings, large sash windows, and elegant period features, with lift access, 24-hour porterage, and access to the beautifully maintained private gardens of Eaton Square. With a current rental income of approximately £25,000 per calendar month, this property offers significant potential for value uplift through a lease extension, making it an attractive opportunity for cash buyers, lease-extension specialists, or family offices seeking a blue-chip London investment.