16901 Collins Ave 4201 Pure luxury and unparalleled views await on the 42nd floor of Sunny Isles Beach's premier architectural masterpiece, Jade Signature. This exceptionally rare 5BR/6.5BA flow-through residence delivers sweeping, unobstructed panoramas of both the direct oceanfront and the city skyline. Designed for the discerning buyer, the spacious floor plan is highlighted by exquisite Calacatta marble floors, soaring ceilings, and high-impact glass walls that open to massive terraces. The grand primary suite features a scenic sitting area, direct water views, and his-and-hers custom closets. Includes 3 secure garage spaces. Indulge in Jade Signature's legendary 5-star amenities: a stunning beach-level resort pool that connects seamlessly to the sand, a private full-service beach pavilion, a fine-dining restaurant, a full-service spa, a wellness center, and a 24/7 concierge.