Natural Biwa Pearl Beads, Cultured Freshwater Pearl, No Hole/Undrilled, Rectangle, Seashell ColorSize: about 0.75~1.02 inch(19~26mm) long, 0.31~0.39 inch(8~10mm) wide, 0.12~0.24 inch(3~6mm) thick.Due to the naturalness and uniqueness of pearls, each pearl is slightly different in their shapes and sizes.