Masterfully renovated with extraordinary attention to all details, this magnificent penthouse duplex sun filled prewar loft home resides in the Chelsea Atelier, a full service condominium building located in the epicenter of the highly sought after Chelsea neighborhood. With nearly 5000SF of living space (3900SF inside / 1080SF outside), this polished home offers unparalleled elegant living featuring a gracious entrance gallery leading to all major rooms, 11'9" ceiling height, an expansive living/dining room with wide open south and west city views through 6 oversized windows, a gorgeous atrium ceiling kitchen with the best of everything including a separate breakfast area (with its own fridge drawers), a truly sumptuous mahogany paneled library with custom crafted lit display shelving & its own WBFP, and a master bedroom oasis with a sitting area, windowed closet & dressing room w/vanity, and a spa inspired limestone bathroom with a glass enclosed double steam shower, heated marble mosaic flooring & towel bars, and a Jacuzzi soaking tub. The bedroom wing includes two large bedrooms, a large hall bath, a fantastic guest sleeping area w/built-in queen sized Murphy bed (or great home / kid's office!), large WIC, and refrigeration drawers! An architectural floating staircase with a 15' ceiling height atrium takes you to the den/TV room and the spectacular architect designed and fully landscaped private multi leveled terrace, featuring rows of casement windowed French doors, IPE wood & stone flooring construction, a waterfall feature, separate dining and lounging areas, irrigation, and storage. A separate laundry room, custom sound system, doors, hardware and baseboard/ceiling moldings throughout, motorized Lutron window treatments, exquisite lighting (custom fixtures, recessed and art lighting w/ RadioRa technology), beautiful dark walnut stained solid oak flooring, 3 zone central AC, powder room, and custom millwork everywhere completes this exceptional home. BLD: 24 hour doorman, on-site superintendent, bike storage, private bin storage (this apt. has 2), pets are welcomed, new hallways and lobby! PLEASE NOTE: REAL ESTATE TAXES include the NYC TAX CONDOMINIUM TAX ABATEMENT for PRIMARY USE of the apt.