Artfully designed, impeccably renovated. This fabulous home exudes downtown loft living in a charming pre-war brownstone. Located steps from Central Park in the heart of the Upper West Side, this designer showplace has been gut renovated and restored with the utmost attention to detail.     Melding contemporary with pre-war details that feature walnut plank hard wood floors, new windows, original barn siding and exposed brick in the living room. Custom kitchen features Subzero refrigerator, Wolf stove and Miele dishwasher completed with Ultra Craft cabinets. The custom designed Waterworks bathroom includes teak cabinetry, Bluestone tiles and a poured concrete sink topped off by a steam shower with rain shower head and 6 Kohler sprays.     This home also features your own private oasis, an approx. 400 sq. ft. Patio enclosed plants filled. To enhance your personal comfort, there is a washer/dryer and a private 95 sq. ft. storage room in the basement.     Set on a lovely tree-lined street between Central Park and Columbus Avenue, 46 West 71st Street is a charming brownstone building. The apartment just minutes away from Central Park, world-class shopping, dining and cultural institutions including the Lincoln Center and Museum of Natural History. Pets and pied-a-terre's are welcome.