Round
Round pearls are round and spherical.

Off round/near round
Off round or near round pearls are not perfect spheres, but they appear roundish, often with a slightly flattened or oval shape.

Potato
Potato pearls are shaped like potatoes. They are shaped unevenly and lumpy.

Button
Button pearls are dome shaped, and typically have one flat side.

Rice
Rice pearls are elongated and shaped like a grain of rice, They are usually either oval shaped or egg/teardrop shaped

Keshi
Keshi pearls are highly irregular in shape. They are very lustrous as they consist solely of nacre. Keshi pearls have no nucleus.

Coin
Coin pearls are nucleated, and are disc shaped.

Rosebud / druzy
Rosebud pearls (also sometimes referred to as druzy pearls), have little bumps and textures resembling a rosebud. It often has one flat side.

Wrinkled Edison
Edison pearls are nucleated using a round bead. As the pearl forms imperfectly around the nucleus, “wrinkled skin” and dimples are created, resulting in an extraordinary effect. Imperfections and growth marks adds to the wrinkled skin effect.

