An impeccable duplex penthouse graced with modern lines and a host of high-end finishes, this massive 3-bedroom, 3.5-bathroom condo is a paradigm of urban luxury. Features of this 2,988 sq. ft. home include an open-plan layout, gorgeous dark hardwood floors, airy beamed ceilings rising over 11-ft in height, an in-unit washer/dryer, oversized windows, exposure to the north, east, and south, and a spacious terrace with classic New York City views. Past a roomy entryway foyer and a convenient powder room the home expands into a vast, 45-ft long living and dining area flooded with natural light. The space flows into a wide galley-style kitchen that has been equipped with white oak cabinetry, Calacatta marble countertops and backsplashes, a large eat-in island/bar, and a suite of high-end stainless steel appliances from SubZero and Miele. The remainder of the lower level is occupied by a plush master suite that features northern and eastern exposure, a walk-in closet, and a pristine master bathroom with marble tiles and a windowed walk-in shower. The upper level of the penthouse contains a pair of bedrooms , a washer dryer, as well as an open terrace. Each bedroom boasts private closet space, beautiful city views, and full en-suite bathrooms. The terrace, which can be accessed via the third bedroom or the upper level landing, possesses spectacular city views and is large enough to accommodate several planters and a dining/lounge set. It is the perfect place to entertain or unwind. The land marked Cass Gilbert Building was built in 1928 and was converted into a condominium in 2003. It rises 19 stories and features a doorman and deeded storage lockers. Situated at the northern edge of Chelsea, the building is surrounded by many trendy restaurants, cafes, bars, and shops. It is close to several museums and theatres, and is just blocks away from a half-dozen subway lines.