There is no one specific type of pearl that is considered the "best," as the quality and value of pearls can depend on a variety of factors, including size, shape, color, luster, and surface quality. Different types of pearls may be preferred for different purposes, and what is considered the "best" pearl will depend on the individual's personal preferences and needs.
That being said, some of the most highly prized and sought-after pearl types include:
Akoya pearls: Akoya pearls are small, round pearls that are cultivated in the Pinctada fucata oyster, which is found in the waters around Japan and China. They are known for their high luster and are often used in high-end jewelry.
South Sea pearls: South Sea pearls are larger pearls that are cultivated in the Pinctada maxima oyster, which is found in the waters around Australia, Indonesia, and the Philippines. They are known for their soft, creamier luster and range in color from white to gold.
Tahitian pearls: Tahitian pearls are cultivated in the black-lipped Pinctada margaritifera oyster, which is found in the waters around French Polynesia. They are known for their unique colors