Origin: Freshwater pearls are formed in freshwater mussels, while cultured pearls are grown in saltwater oysters or freshwater mussels.
Size and shape: Freshwater pearls are typically smaller and more irregularly shaped than cultured pearls.
Color: Freshwater pearls come in a wider variety of colors than cultured pearls, including white, pink, lavender, and black.
Luster: Freshwater pearls have a softer luster than cultured pearls.
Durability: Freshwater pearls are less durable than cultured pearls.
Value: Freshwater pearls are typically less expensive than cultured pearls.
In terms of quality, cultured pearls are generally considered to be superior to freshwater pearls. However, freshwater pearls can be a beautiful and affordable alternative to cultured pearls.