Framed by a sweeping vista of the Guggenheim Museum and Central Park Reservoir, this penthouse spans approximately 4,000 square feet, offering a rare combination of scale, light, and refined living on the Upper East Side. A welcoming foyer ushers you into grand entertaining areas, where the living and dining rooms are bathed in natural light from oversized northwest facing windows. An elegant powder room and well-appointed closets complete the space. At the heart of the home, a contemporary windowed eat-in kitchen is outfitted with top-of-the-line Wolf and Sub-Zero appliances and anchored by a striking waterfall island clad in Covelano Oro marble. The adjacent dining area accommodates both everyday living and larger gatherings, while custom storage is integrated throughout. Thoughtfully designed with bedrooms set in a separate wing, the home is laid out to ensure privacy and tranquility. The primary suite is a true sanctuary-exceptionally spacious and serene-featuring a dressing room, a separate walk-in closet, and a luxurious, windowed Calacatta Oro-clad en-suite bath with a deep soaking tub, oversized shower, discreet water closet, and double vanity. Three additional bedroom suites feature elegant en-suite baths and walk-in closets, along with a fifth flexible staff or guest bedroom. A laundry room with oversized Whirlpool washer and dryer completes the private quarters. The home also features wide-plank wood floors and integrated smart technology, including lighting and sound systems, enhancing both comfort and convenience. Situated in a full-service condominium building on one of Manhattan's most celebrated blocks, residents enjoy a 24-hour doorman, state-of-the-art fitness center, children's playroom, and bike room. Just steps from Central Park, museums, dining, and shopping, this remarkable residence offers a rare combination of scale, light, privacy, and luxury-perfectly suited for both grand entertaining and everyday living in the heart of the city.