Ốc Vi Saigon is a seafood restaurant in Hanoi, Vietnam, that specializes in snails and shellfish. It is located at 21 Gia Ngu Street, Hoan Kiem District, and has a phone number of +84 888 323 342. The restaurant is featured in the 2023 MICHELIN Guide Vietnam, and has a rating of one dollar sign, indicating a low price range. The menu offers a variety of dishes with different sauces and cooking methods, such as stir-fried white clams in garlic butter, stir-fried cockles with tamarind, and grilled oysters with cheese. The restaurant also provides mini baguettes for customers to dip in the sauce. Oc Vi Saigon is a popular place for locals and tourists who enjoy seafood and snails.