Magnificent 330 sqm duplex, located on the seafront in one of the most sought-after neighborhoods of San Sebastián.Fully renovated with top-of-the-line materials, this unique residence offers a rare living environment, enhanced by panoramic views over the iconic La Concha Bay. The main level features a vast, light-filled reception area with a fireplace, a high-end open kitchen, dining space, and a stunning terrace overlooking the ocean. The private wing includes 2 elegant suites, each with its own bathroom and walk-in closet. A guest WC completes this level.On the garden level, two additional bedrooms, a full bathroom, and a private terrace offer ideal accommodation for guests or versatile use.A 21 sqm private garage within the building completes this exceptional property.An exclusive address, iconic views, and rare amenities — a true gem at the heart of the bay.