Welcome to Residence 25B/C, a rare and meticulously renovated high-floor combination that embodies refined Upper East Side living. This expansive four-bedroom, four-and-a-half-bathroom residence has been thoughtfully designed to offer both grand-scale entertaining and effortless everyday elegance. At the heart of the home lies an extraordinary, loft-like great room spanning over 60 feet in total-anchored by a dramatic 44-foot living and dining expanse that seamlessly flows into an additional 17-foot chef's kitchen. This impressive, open-concept space is bathed in western light and framed by sweeping open city views, creating a striking backdrop for both intimate gatherings and large-scale entertaining. Two private balconies extend directly off the living area, offering a rare and coveted indoor-outdoor lifestyle high above the city. Flooded with natural light from multiple exposures, the residence enjoys north, east, and south light throughout the day, enhancing the sense of volume and airiness across the home. The interiors were fully reimagined, featuring a sophisticated, modern aesthetic with clean lines and high-end finishes throughout. The chef's kitchen is both functional and beautifully appointed, featuring a full suite of top-tier appliances including a Wolf range, Sub-Zero refrigeration, and Miele dishwasher, complemented by generous storage and preparation space. Privately situated in its own wing, the primary suite offers a serene retreat, complete with multiple custom closets and a beautifully finished en suite bath. Three additional bedrooms, each with their own bathrooms, provide exceptional flexibility for guests, family, or a seamless work-from-home environment. Additional highlights include a dedicated in-unit laundry room, rich hardwood flooring, and an abundance of custom storage, including multiple walk-in closets. Located at 171 East 84th Street, a premier full-service condominium, residents enjoy white-glove amenities including a 24-hour doorman, rooftop pool, fitness center, and landscaped roof deck. Perfectly positioned in the heart of the Upper East Side, moments from Central Park, world-class dining, shopping, and transportation. Please note there is a current capital assessment of $802.47 per month. A turnkey, one-of-a-kind residence offering scale, light, outdoor space, and uncompromising quality-an exceptional opportunity in one of Manhattan's most sought-after neighborhoods.