Although Keshi pearls grow inside cultured pearl oysters and are therefore not classified as natural pearls, their formation is entirely organic, without any bead or foreign object intentionally inserted. This natural process results in irregular, free-form shapes, which is precisely what makes Keshi pearls so distinctive and desirable.

On rare occasions, when a Keshi pearl forms a round shape, its value becomes exceptionally high. Today, Keshi pearls are increasingly used in high-end and luxury jewelry, appreciated for their uniqueness, natural origin, and artistic appeal—making them not only beautiful adornments, but also compelling collector and investment pieces