Love this deep yet shiny Black Sapphire! These Leverback earrings will pair well with all your favorite outfits! The Leverback will keep the earring in place. A great gift for your sister, friend, mother, Or yourself Metal: Brass Based Stone Size: 7MM X 7MM Treatment: Lab Created Black Sapphire Setting Type: Basket Closer Type: Leverback Lead And Nickel Free Safe For All Ears