There are many types of Pearls:
Natural Pearls - made without human interference
Cultured Pearls- made when a foreign substance is intentionally inserted into a living oyster. This method was first used in 1893.
Baroque Pearls - pearls that have irregular shapes
Biwa Pearls - an irregular shaped pearl which forms in the freshwater of Lake Biwa, Japan
Blister Pearls - pearls which grow attached to the inside of the shell
Black Pearls - gray to black pearls
Fresh Water Pearls - pearls which form in fresh water mollusks and resemble puffed rice
Mabe Pearls - cultivated blister pearls
Seed Pearls - small, tiny pearls used in Victorian jewelry and sewn on clothing)
Note that the website is not indicative of the entire store's stock. Please get in touch if there is something you have in mind not seen here.