Ear studs in sterling silver plated with 18-karat gold and set with Malachite, Black Agate, Amethyst and Turquoise. The earrings are part of the 'Movie Star Jewelry' project and are inspired by the 1963 film 'Cleopatra'. Material: Gold Plated Karat: 18K Stone: Amethyst, Malachite, Turquoise & Agate Stone Colour: Purple, Green, Blue & Black Number of Stones: 17 Does it come with certificate? Yes Can the piece be engraved? No Sold as a pair