A Rare Waterfront Masterpiece with Exceptional Privacy, Security, and Distinction like this doesn't come along that often. Gated entrance on 2.5 pristine waterfront acres enveloped by mature landscaping and commanding views of the Narrows and Long Island Sound, this custom-built smart home is a true sanctuary of meticulous maintained and quality architecture. Featuring 185 feet of private waterfront frontage and a deep water navigable dock, 10,684 square feet of perfection, with walls of glass framing breathtaking water views, integrated whole-home audio with Sonance speakers throughout, concealed accent lighting, and seamless architectural lines creating an atmosphere of refined modern luxury. Showcasing premium materials sourced from around the world, including Brazilian cherry wood, imported limestone, granite, and marble. There are luxury homes, and then there are properties such as this that transcend comparison. This is one of those rare estates where architecture, technology, craftsmanship, and nature come together in perfect harmony. A residence where you feel connected to the outdoors from every room, where privacy is absolute, and where every element has been executed with extraordinary precision. Every aspect was carefully considered - from radiant heated floors and concealed architectural lighting to flush jib doors that preserve uninterrupted sightlines and clean modern design. The kitchen inspired for culinary enthusiasts is appointed with Sub-Zero and Miele appliances, gas cooking, custom Brazilian cherry cabinets, has both a Butler's pantry and walk-in pantry while a wall of windows brings in natural light and spectacular waterfront vistas. A pocket door from the kitchen leads to a circular Theater with custom lounge seating and a dedicated staircase to a spectacular climate-controlled wine cellar and tasting room, where 1,500 bottles can be displayed, collected, and enjoyed in a setting created for memorable tastings and entertaining. The Formal Dining Room greets you with two floor to ceiling walls of glass revealing the seascape. From there, the expansive formal living room has a custom bar, large lounge area with a custom corner window seat. Travel the Brazilian Cherry staircase to the bedrooms where you will find a primary suite that serves as a private retreat, featuring a fireplace, a luxurious bath that includes dual washlets, custom makeup vanity and a wet room with soaking tub and shower positioned to capture sensational water views, two huge custom walk in closets and a discreet secondary entrance reveals a hidden office with a wall of sleek custom cabinets and private staircase, adding an additional layer of exclusivity. Guests are welcomed with their own private main-level en-suite accommodations, ensuring comfort and privacy for visitors. The Control4 automation system operates the entire house with an app from anywhere in the world, 800-amp electrical service, whole-house generator backup, dual Buderus boilers, and updated gate, surveillance, alarm, and entry systems provide effortless luxury, convenience, and peace of mind. Designed for both intimate living and grand-scale entertaining, additional features include a heated negative-edge saltwater pool & hot tub overlooking the water, outdoor kitchen, and a three-car garage. On the lower level, the spacious recreation room, fitness room, and steam sauna complete this exceptional wellness and entertainment level, with access to the pool, outdoor kitchen, huge yard and private dock. This is more than a residence-it is a secure waterfront compound where architectural precision blends the comfort of indoors with the beauty of outdoors. From spectacular sunrises, to unforgettable sunsets on the most peaceful setting you can imagine, every moment is framed by natural beauty and serenity. A truly rare find on Long Island's North Shore.