Experience elevated Hamptons living at this exceptional new construction in Sag Harbor. Thoughtfully designed by McDonough & Conroy Architects and expertly built by Barsalin Building and Design, this stunning residence offers approximately 9,124 (on all 3 levels) square feet of impeccably crafted living space on a private, beautifully landscaped property. Designed for both grand entertaining and everyday comfort, the home features eight spacious en-suite bedrooms and nine full baths. Luxurious primary suites are located on both the main and second levels, each offering dual walk-in closets and spa-inspired baths with radiant heated floors, soaking tubs, double vanities, and private water closets. The spectacular chef's kitchen paired with a fully equipped prep kitchen. Outfitted with premium Wolf and Sub-Zero appliances, dual sinks, two dishwashers, a wine refrigerator, custom white opal marble countertops, and built-in speakers, the space is perfectly suited for effortless entertaining. The adjoining family room, breakfast area, and formal dining room feature soaring 11-foot ceilings, expansive 10-foot sliding glass doors, and wide-plank white oak flooring, creating a seamless connection to the outdoor living spaces. A dramatic double-sided porcelain fireplace serves as the focal point between the living areas. The finished lower level adds approximately 2,907 square feet of lifestyle amenities, including a private fitness center, yoga studio, sauna, massage room, recreation lounge, theater, two additional en-suite guest bedrooms, and a full bath. The outdoor setting rivals a private resort, complete with a heated pool and spa, expansive porcelain terraces, a mahogany deck with glass railings, a fully equipped pool house with kitchenette and bath, and an outdoor kitchen featuring a grill, smoker, built-in speakers, and propane connection. A private pickleball court and attached two-car garage with glass doors complete the exceptional exterior amenities. Additional highlights include imported Marvin windows and doors, a striking custom front entry, central vacuum, town water, propane utilities, custom built-in closets, and LG washer and dryer sets on both the first and second floors. Perfectly positioned in one of Sag Harbor's most desirable locations, this remarkable residence offers the ideal combination of privacy, sophisticated design, and convenient access to world-class beaches, marinas, restaurants, and village shopping. A rare opportunity to own a newly completed Hamptons estate where timeless craftsmanship meets modern luxury.