Several varieties cultivated by different types of oysters:
- White South Sea Pearl – originating found in Australia and cultivated by white – lipped oysters, they are mainly white but can also be found in natural colour like golden yellow.
- Black South Sea Pearl – originally from the French Tahitian islands and also called Tahitian pearls, they are produced by black – lipped oysters.
- Sea Water Pearl – originally found in the South China Sea and the Sea of Japan, they are mainly white in colour.
- Fresh Water Pearl – originally found in rivers such as the Yangtze in eastern China, they are among the most popular varieties in the world today.
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