Welcome to 686 Dune Road, an exquisite bayfront retreat in Westhampton Dunes, where luxury and thoughtful design converge. Built by Elderco, this custom home promises an unparalleled living experience with no detail overlooked. The heart of the home is the state-of-the-art kitchen, a culinary haven featuring a Sub-Zero refrigerator, Wolf double wall oven and cooktop, and a serving station with a double wine fridge. The open layout flows seamlessly into the living and dining areas, offering expansive bay views. The primary suite is a true sanctuary, featuring two walk-in closets, a wet/coffee bar with an additional wine fridge, and an expansive balcony deck to enjoy stunning sunsets. Relax in the spa-like bathroom with radiant heated floors and a Neorest Toto toilet, or indulge in the incredible outdoor shower year-round. This home boasts five spacious bedrooms, each offering bay or ocean views, and six-and-a-half bathrooms. An elevator provides easy access across all levels, including the third floor, which features a full bathroom and is perfect for a TV area, gym, or game room. Laundry rooms are conveniently located on both the first and second floors. Enjoy the tranquility of the infinity gunite heated pool overlooking the bay, with privacy screening on the back deck. A one-car attached garage completes this exceptional property. Experience the ultimate in bayfront living at this stunning Dune Road home!