Bask in luxury and refinement in this exquisite new-construction 6 bedroom, 8.5 bathroom home on a magnificent 2.5 acre lot in coveted Water Mill. Spanning a decadent 7,900 square feet, this open-plan home drinks in glorious light and views while conveying an effortless indoor-outdoor lifestyle. Tall ceilings and wide-plank hardwood floors are highlighted by custom millwork, sumptuous wall coverings and designer lighting. A delightful portico entry and soaring double-height foyer nod to the craftsmanship and impressive ambiance to be found throughout this fine estate. To the right, you'll find the first of several lavish bedroom suites. Ahead, a stellar great room invites lounging and entertaining lined by breathtaking outdoor views and topped by exposed beams. A double-sided porcelain marble fireplace warms both the large living area and private den, and chefs will love the outstanding open kitchen featuring custom cabinetry, porcelain marble countertops, a waterfall island and premium stainless steel appliances. A well-stocked butler's pantry leads to the formal dining room, and a powder room and coat closet complete the welcoming lower level. Upstairs, you'll find an expansive master suite with a boutique-inspired walk-in closet, a large private terrace, a fireplace and a spa bathroom with a rain shower for two, separate soaking tub, water closet and double vanity. Three more complete bedroom suites with private baths and roomy closets flank an oversized laundry room on this floor. In the finished lower level, enjoy the convenience of a large home gym, deluxe theater, a sixth bedroom suite, plus a powder room and ample storage rooms. This estate's sprawling grounds include wide covered patios offering a warm fireplace and room for al fresco dining overlooking the sparkling heated gunite swimming pool and spa. There's plenty of room for tennis courts on this massive lot, and the well-planned pool house adds gracious entertaining options with its large lounge area, kitchenette, full bathroom with indoor and outdoor shower, plus a large cellar for storage. A gated entry leads to a private drive with parking and a two-car attached garage with mudroom entry in this peerless Hamptons enclave. Located in a bucolic country lane, this ultra-convenient home offers easy access to Bridgehampton, Southampton and Sag Harbor villages as well as bay and ocean beaches.