Every room of this bright, breathtaking penthouse leads out onto the four private, usable terraces with open views. This home is one of only two newly constructed penthouses discreetly perched atop the recently converted full-service Philip House, boasting a rare combination of complete privacy and tranquility. The large set-back terraces act as outdoor living rooms, delivering privacy and extraordinary peace and quiet. This mint, meticulously detailed contemporary classic Carnegie Hill duplex is infused with light all day long through an abundance of large windows that captivate wide-open views over the most convenient and desirable neighborhood on the Upper East Side.A hallway that services just this apartment leads to the entry foyer immediately revealing a gracious stairway that boasts a large window, setting the tone for a lifestyle of the highest caliber. The sleek and chic new interiors have been extensively customized by the current owners in a sophisticated palette reminiscent of a Downtown loft with a luxurious mix of materials such as honed stone, natural wood, and fine marble, along with superior craftsmanship. The large living room with a double-height ceiling boasts an open kitchen with custom millwork (and extensive storage) featuring a large island clad in waterfall Danish Speka Heart Ashwood, Dornbracht fixtures and the highest quality appliances, including Sub Zero refrigerator and under under-counter wine refrigerator, six-burner Thermador range and Miele dishwasher. This superb entertaining and living space with a wood-burning fireplace clad in limestone flows seamlessly via twin French doors onto a large, full-width terrace - over 31 feet in length - beautifully landscaped and clad with European tile with open views that add significant exterior living space. On this level are the secondary bedrooms and a powder room. Both bedrooms are equipped with outstanding closet space and lead out onto a second, West-facing terrace. One of the bedrooms has been outfitted with enchanting bunk beds and workspace. A large laundry room featuring a full-size LG washer and dryer completes this floor and is easily converted back to its original use as a full, third bathroom.Upstairs a 28-foot recreation/media room - that can easily be converted to a 4th bedroom/home office plus a secondary living room - provides generous additional entertaining space and the third terrace with open views to the east. This malleable space is currently set up with a built-in home theatre including a projection system and a motorized drop-down screen concealed in the built-in library. The elegant master suite features twin, large, expertly outfitted walk-in closets. The en-suite bathroom blends classic and contemporary style with radiant heated floors, an oversized shower, tatami pattern mosaic shower walls, and polished nickel fixtures by Waterworks. Finely honed Statuary marble graces the countertops of custom vanities as well as the bathroom floor. A free-standing soaking tub overlooks a wall of windows that fill this area with natural daylight, making it a truly special experience. A bonus feature of this master suite is the intimate private terrace, the fourth outdoor space of this unique home. Throughout this residence, 5" wide custom White Oak hardwood floors are featured. Ducted, zoned central air conditioning and heating provide year-round comfort.Philip House is a highly coveted, classic pre-war condominium built in 1927. Building amenities include a fitness center with Technogym, a playroom, a bike room, a music room, cold storage, a large supplemental laundry room and a study that leads out to a rooftop terrace with open city views. Philip House is a full-service building with a 24-hour doorman, a full staff of 13, and an onsite, live-in resident manager. Private storage also transfers with this apartment.Seldom - if ever - does a newly finished, move-in ready penthouse of this caliber come to market that combines a highly coveted, centrally located, prime quality full-service condominium building with brand new systems, full amenities, multiple, usable terraces leading off every room, privacy, extreme quiet, outstanding light and open, protected views.Terrace images have been virtually staged.Video tour available by request.