Exclusive apartment for sale on Serrano Street in the Castellana neighborhood (Salamanca). Magnificent home located on the seventh floor of a representative building on the prestigious Serrano Street, in the heart of the Salamanca district. This spectacular east-facing apartment stands out for its brightness, spaciousness, and high-quality finishes. Currently undergoing a full renovation, the property will have 4 bedrooms, 4 full bathrooms, and a guest toilet, in addition to an independent laundry room for added convenience. The day area opens onto an elegant terrace, ideal for enjoying the unobstructed views and the morning sun. The kitchen will be fully equipped, and the home will be delivered furnished and equipped with a modern home automation system (smart home) that allows controlling heating, lighting and security. Among its many conveniences are central heating, air conditioning, accessibility for people with reduced mobility, an elevator, and a parking space in the same building. Built in 1999, the property is located in a contemporary building with excellent finishes and porter/concierge service, in one of Madrid's most exclusive and sought-after areas, surrounded by boutiques, luxury restaurants, and excellent transport connections. A unique opportunity to live with all modern comforts in the heart of the Castellana neighborhood.