Overlooking picturesque Oyster Bay Harbor, this stately waterfront Manor home is located on 1.71 acres and boasts 245 feet of water frontage. Featuring 6 large bedrooms with walk-in closets and 7.5 baths with high-end fixtures and fittings, this magnificent property has an idyllic master retreat on the main floor with incredible views across the Harbor, 2 spacious walk-in closets with center islands, and a luxurious marble master bathroom with a soaking tub and an incredible shower for two. The foyer, with its grand mahogany entry doors and fielded wainscot paneling, leads to an open-plan bright and airy great room with a dramatic two-story ceiling, floor-to-ceiling stone fireplace, clerestory windows, and 3 sets of French doors that frame stunning water views. With herringbone floors, built-in cabinetry that offers ample storage, and glass doors for displaying china, the elegant dining room is perfect for gracious entertaining. The chef's kitchen has been designed with custom cabinetry, professional-grade appliances, 2 walk-in pantries, marble counters, an expansive marble center island with inlaid walnut butcher-block ends, and an octagonal breakfast area that overlooks the shore. A lovely conservatory/sunroom with terracotta flooring and a fireplace is located off the kitchen and offers an ideal spot for relaxing. The lower walk-out level features a paneled family room with a fireplace and coffered ceiling, a billiard room, temperature-controlled wine cellar, exercise room, custom onyx wet-bar, and an amazing home theater with a coffered ceiling, comfortable leather seating, and sound-proofed walls. The exterior has a generous bluestone patio, outdoor kitchen, and an incredible infinity pool in a beachfront setting with professional landscaping, manicured formal gardens, yoga platform, and a putting green. Additionally, there is a charming guest suite with a bedroom, bathroom, kitchenette, living and dining area. Complete with 6-zone central air conditioning and 15-zone heating systems, in-ground sprinklers, a 2-car garage, this exceptional "Smart Home" is the epitome of timeless design and showcases exquisite architectural details with extraordinary craftsmanship throughout.