One-of-kind recently completed transitional home by Cavallo Building located just over the bridge from Sag Harbor Village, in the private waterfront community of Bay Haven. This modern masterpiece offers three balconies, and a private rooftop deck with water views of Sag Harbor Bay. The main residence is 4,200 +/- square feet with five bedrooms and six and one half baths and offers a spacious open floor plan that merges seamlessly for casual or formal entertaining. Walls of glass in the gathering rooms open effortlessly to a beautifully landscaped 0.41 +/- of an acre with bluestone patios, landscape lighting, gunite pool. A chef's kitchen with custom cabinetry and professional appliances flows directly into the living room and great room with gas fireplace, and full bath. The grand two-story entertainment foyer that adjoins and an elegant staircase leading to the second floor landing. The master suite offers cathedral ceilings, fireplace, spacious bathroom with radiant heat, alarge deck with views of the water, and a back balcony overlooking property. There are two additional guest bedrooms all with en suite baths and private balconies. The lower level is equally as grand with 1,200 +/- square feet of luxury and amenities with 10 foot ceilings, gym, recreational area, and two additional bedrooms and baths. Here the luxury and excellence of new construction meet the legacy and tradition of the Hamptons; all this is just minutes to shopping, dining. Residents also have access to two of their own bay beaches and North Haven Village tennis courts. Offered for two-weeks with availability from 6/1-8/10/2026.