If you are looking for a superb classic 6, look no further. This top floor apartment features, above all, endless light. It has a grand entrance gallery/foyer (perfect for displaying art and/or beautiful objects) which leads to a generously proportioned living room that looks west over Broadway to Riverside Park. There is a spacious corner master bedroom with views north and west, a smaller east-facing bedroom across the hall, and high ceilings, hardwood floors and pre-war detail throughout. The dining room has lovely bay windows with open city views and a coffered ceiling; the kitchen, baths and maid's room have all been recently renovated and feature top of the line, tasteful appliances, storage and fixtures. The Gramont, which has a full service staff, also has one of the most beautiful lobbies on the Upper West Side, renovated with strict attention to historic detail.   If you want to be close to either Lincoln Center or Columbia University, and live in comfort,  you have found your home.