Designed by industry-leading architects SAOTA, known worldwide for their innovation and impeccable use of flow and functionality, Penthouse 1 at the coveted full-service One Avenue B condominium is a rare home and work of art. The enormous sun-drenched duplex offering 3 bedrooms, a media room/office or 4th bedroom, 3.5 high-end baths and exceptional entertaining space exudes elegance, and elevates luxury living with private parking and storage included. The crowning jewel is the massive 2,168 sf private wraparound terrace providing an incredible outdoor oasis complete with lush landscaping, a built-in hot tub, grilling station, fire pit, wisteria-covered steel pergola, and awe-inspiring city and sky views. A keyed elevator transports you to the showplace penthouse, opening into a private landing and long gallery foyer with large closets, a half bath, and full laundry room with Whirlpool washer/dryer. Beyond is an extraordinary open great room accented by soaring 19 ft ceilings and dramatic floor-to-ceiling windows with custom electric shades. Further enhancing the ambience is a striking custom gas fireplace, 63 ft TV home theater, Lutron lighting system, and beautiful Brazilian walnut flooring. Host dinner parties in the open dining area, and prepare gourmet meals in the gorgeous Poggenpohl kitchen tailored to the chef. The culinary experience is optimized by custom cabinetry, a huge island with seating & marble slab countertop, dual Dacor wall convection ovens with a warming drawer, a 6-burner Capital range with vented hood, oversized Sub- Zero refrigerator, Sub-Zero wine fridge & ice maker, Miele dishwasher, and built-in Miele espresso machine. Completing the main level is an adjacent media room, 2 tranquil bedrooms (one with an en-suite bath), and an upscale full hall bath with terrace access. Ascend the sleek custom glass and steel staircase to a closet-lined open landing overlooking the great room below. The upper level is reserved for the divine primary bedroom suite comprised of a generously-sized corner bedroom bathed in natural light, a spacious dressing room, and fabulous spa bath with double sinks, a freestanding oval tub, and walk-in Kohler shower behind glass with a multi-stream and steam system.