At Diamond Fresh Seafood, customers can order food to go or eat lunch in the cafe. There is an extensive choice of seafood, including crab legs, tuna, grouper, tilapia, oysters, shrimp and sushi. Different types of party trays are available, as well as items to cook at home. Those who choose to eat at Diamond Fresh Seafood can choose from options including quesadillas, sandwiches, soups and salads. The shop also offers cooking demonstrations to teach customers how to cook seafood properly.