Positioned down a long private driveway, this custom Southampton estate boasts 5 bedrooms, 8.5 baths, and room for tennis on 6.6+/- secluded acres. The unique offering is comprised of 3 separate heated and air-conditioned structures: the main house, the pool house, and the recreational pavilion with a 3-car garage. The light-filled main house features ample entertaining space and is crafted with the finest materials, like the great room's soaring ceiling revealing 12 x 12 Cypress wood trusts supporting a 25' vaulted ceiling, the oversized mahogany windows and doors, Cypress flooring, and marble fireplaces. The custom Italian kitchen has gleaming stainless steel cabinets and shelving, marble countertops, and top-of-the-line appliances by Sub-Zero, Wolf, and Bosch. The first floor master suite boasts a marble raised fireplace, a marble bath with radiant-heated floor, a large walk-in closet, and an adjacent office. The lower level provides 1,000+/- sf of finished space for recreation, including a full bath with steam shower and sauna, plus an additional 2,886+/- sf of unfinished space with window and walk-out access, along with a wine room ready for finishing. Outdoors, a pergola overlooks the 50' heated gunite pool and beautiful landscaping. This wonderful listing must be seen to be appreciated.