This gloriously sunny prewar cooperative residence comprises the entire 12th floor and is distinguished by open exposures in all four directions and significant Park Avenue frontage as well as lovely city views over the charming cityscape of nearby townhouses. The apartment is further enhanced by an exquisite Robert A.M. Stern renovation which was finished to the highest standards.     Accessed via a private elevator landing, the curved marble entrance gallery leads into a sun flooded Living Room with fireplace and adjoining Dining Room as well as a beautiful walnut paneled library. Each of these Entertaining Rooms enjoys sun flooded Eastern exposures over Park Avenue.     The fabulous entertaining apartment also boasts a super luxurious corner Master Suite with his and hers luxurious bathrooms and extraordinary walk-in closets fitted with walnut and birds eye maple. Beyond there are three further bedrooms, each with beautiful ensuite bathrooms and open city views.     The voluminous kitchen is replete with top of the line appliances including SubZero refrigerators and wine cooler, a La Cornue range with a matching venting hood specially designed by Robert Stern and Wolf and Gaggenau cooktop and ovens. A walnut paneled Butlers Pantry, sizable Laundry Room, and Desk Area are conveniently adjacent.      Noteworthy features include extraordinary custom millwork and flooring, opulent yet understated finishes, central air conditioning, automated shades and lighting and state-of-the-art electronic systems throughout including iPad-controlled sound, light and climate systems.     Flooded with light and fortunate to boast a marvelous location, this residence offers an uber chic and contemporary take on a classic and elegant prewar residence.