Atlantic Grill [1341 Third Avenue, New York; Menu]
Consistently high-quality food at consistently high prices. Some of the better and fresher fish in the city is available here and they offer both traditional and sushi-style fish. If you want to save a little money, there is an excellent, affordable brunch featuring high end cuisine including a wonderful crab meat omelette. Finally, Atlantic Grill is also a wonderful place to go for Thanksgiving dinner if you don't like eating at home.