Mariana pearl is a kind of pearl shellfish and a variety of Hainan pearl. The colors of Marianne pearls, such as pink, gray, dark blue, gold and black, have become one of the important materials of high-grade jewelry. In the process of artificial culture, the growth of pearls can be achieved by transplanting the tissues of pearl oysters, or naturally growing in shellfish such as corals and mussels.

Because the formation of pearls needs the cooperation of time and environmental conditions, Mariana pearls in the market are expensive and are often one of the precious materials for jewelry.