Auction Property. AUCTION BIDDING OPEN: Bidding ends 6/26. Previously listed at $6.445M. Current high bid $4M. An architectural masterpiece awaits on Casey Key, where traditional Gulf Coast charm meets bold contemporary design in this magnificent 2018-built waterfront estate. Spanning 6,335 square feet of refined living space, the residence captivates with soaring ceilings and dramatic walls of glass framing endless Gulf of Mexico panoramas and spectacular sunset vistas. Meticulously crafted for seamless indoor-outdoor living, the open-concept interior flows effortlessly to expansive terraces and an infinity-edge pool overlooking tranquil waters. The gourmet kitchen showcases premium Italian Cucina cabinetry, sophisticated Dekton countertops, and professional-grade Miele and Bosch appliances. Four luxurious bedroom suites provide sumptuous accommodations, while a state-of-the-art media room, elegant gas fireplace, and comprehensive Crestron home automation system elevate the living experience. This extraordinary property represents the pinnacle of Gulf Coast luxury, offering discerning buyers an unparalleled opportunity to embrace the coveted Casey Key lifestyle in absolute comfort and style.