Just steps from the world-famous white sands of Siesta Key Beach and moments from the lively shops and dining of Siesta Village, 646 Calle del Otono presents a brand-new, fully completed luxury residence in one of Sarasota's most sought-after walkable locations. Designed for both style and comfort, this impressive home offers eight bedrooms and eight-and-a-half bathrooms thoughtfully arranged across multiple levels to create seamless flow and privacy. Bright, open interiors feature soaring ceilings, abundant natural light, and refined coastal finishes throughout. At the heart of the home, the chef's kitchen showcases high-end appliances, a large central island, custom cabinetry, and wine refrigeration-ideal for entertaining or relaxed everyday living. The main living area opens to an inviting outdoor oasis complete with a heated pool and spa, covered terraces, and a custom outdoor shower for rinsing off after the beach. One of the home's most captivating features is the rooftop deck, offering panoramic views of the Gulf of Mexico-perfect for sunrise coffee, sunset cocktails, or evening stargazing. Each of the seven king suites includes an en-suite bath and luxurious finishes, while a custom bunk suite provides flexible accommodations for guests. Additional highlights include a private elevator, ample storage, and a carefully planned layout designed for effortless coastal living. Move-in ready and located in the heart of Siesta Key, this newly completed estate captures the ultimate blend of luxury, location, and lifestyle.