Set on a serene, one-acre waterfront parcel in Sag Harbor, this exceptional 5-bedroom, 5 full and 2 half-bathroom home offers 6,000+ square feet of thoughtfully designed living space and a seamless blend of luxury, comfort, and coastal charm. A gated driveway welcomes you to this exclusive estate, ensuring privacy and tranquility. A dramatic double-height living room anchors the main floor, highlighted by a graceful winding staircase leading to the second floor. The sunlit chef's kitchen is equipped with top-tier appliances, a generous island, and custom cabinetry. The open-concept layout is ideal for entertaining, flowing effortlessly into dining and lounging spaces both indoors and out. A finished lower level features a fully outfitted gym, additional recreation space, and ample storage. The spacious first-floor primary suite overlooks the water and features a cozy fireplace, spa-style bath, and direct access to the grounds. Four additional bedrooms upstairs provide space and comfort for family or guests. Outdoors, enjoy a resort-like setting featuring a heated gunite pool with integrated hot tub, a pool house, and an expansive outdoor entertaining area overlooking the water - perfect for summer gatherings and evening cocktails. Steps lead down to a peaceful beach for kayaking, paddle boarding, or simply soaking in Sag Harbor's unforgettable sunsets. A spacious 3-car garage completes this extraordinary property. Just minutes from Sag Harbor Village, this rare waterfront retreat is designed for effortless living, memorable entertaining, and timeless Hamptons style.