These are made from the shells of natural pearl oysters, and are imitation pearls. They are cute, shiny, and have a beautiful luster (^.^). They also have a proper weight. These are high-quality shell pearls ^-^ Metal fittings: Silver Hypoallergenic ^-^ Stamped s925 Pearl size: 10mm + 8mm Available in 4 colors ^-^ I also have other pearl products for sale ^_^ Real pearls Pearl necklace Accessories Top Pierced earrings Brooch Bracelet Earrings Silver S925 Formal occasions Color: White Material: Silver Shape: Catch/Stud Color: White Material: Silver Shape: Catch/Stud