All-new convertible 4 Bedroom 3.5 Bath designer gem in a handsome prewar brownstone co-op on one of the Upper West Side's prime blocks! This impeccably-crafted Residence, conceived by the current owner/creative director for a leading fashion brand, is very special and rare. The expansive 2,000 square foot floor-through is the result of a 3 one-bedroom apartment and communal hall combination, reinvented to perfection. 5B boasts the highest-grade fit and finish one would expect with such a luxurious jewel.

From the elevator landing, enter the gracious foyer enriched by custom mahogany & steel picture shelves & 8' oak select floors that continue throughout. A walk-in closet provides ample room for coats, shoes, bags, scooters, etc., and a recessed wall houses electrical, Wi-Fi & security. Proceed left to elegant entertaining space for hosting fabulous parties. Lounge & sip cocktails around the custom gas living room fireplace with blackened steel, a Kirby honed slab hearth & natural cleft surround. Three large south-facing windows invite in natural light and are coated with a clear 3M protectant to reduce UV rays & summer heat. The open dining area with a custom mahogany mirrored wall and custom rolling mahogany & blackened steel room divider for privacy is also ideal for serving guests. Nearby sits a spacious study with a wall of custom mahogany & blackened steel cabinetry, radiant heat floors & surround sound.

Across the foyer is a gourmet kitchen tailored to the chef with the finest bells & whistles including premium appliances by Miele & Sub-Zero, and a Julien pro chef stainless sink with filtered water, KWC faucet & Insinkerator disposal. A custom skylight steals the show & floods the room with light, looking up to blue sky, the moon & stars. Sleek 2'x2' gray Italian porcelain floor tile, ThermoSoft radiant heat, a custom tongue & groove walnut wall, custom mahogany cabinetry, honed absolute black granite countertops, custom industrial lighting, custom mahogany, glass & chrome plated pocket doors, and custom glass/dishware vitrine with built-in Wolf microwave & N'Finity wine fridge heighten the allure. Nearby is a powder room richly appointed with custom tongue & groove walnut wainscoting, Boffi sink fixtures & custom cement sink counter, mahogany base cabinet & Duravit toilet; laundry closet with full-size LG washer & dryer; and large family room.

Unwind in the sunny eastern primary bedroom accentuated by a working gas fireplace with stainless steel surround & rich mahogany details. A custom walk-in closet & lavish spa bath clad in Bianco Dolomite marble with a custom mahogany sink vanity, Zuma soaking tub & custom glass-enclosed shower with river rock flooring enhance the experience. Work remotely in the home office with custom mahogany desk. Guest suites are quite luxurious, each with spa baths wrapped in designer tile, with Robern heated mirrored vanities, Dornbracht Tara fixtures & Zuma soaking tubs. Other highlights are 2-zone central AC, humidification system & wired speakers with 6 Sonos zones.

This sought-after building has a live-in super, central laundry, planted roof deck with stunning views & pet-friendly policy. Best of all is the superior location 1 block from Central Park, Museum of Natural History, and renowned cultural, culinary & shopping destinations.