Ear studs with facet-cut Blue Topaz and White Topaz. They are made in sterling silver and plated with 18-karat gold. The ear studs belong to the Reef collection, inspired by coral reef formations and mythical sea nymphs. Sold as a pair. Material: Gold Plated Karat: 18K Stone: Topaz & Pearl Stone Colour: Blue & White Number of Stones: 2 Stones Shape: Facet, Cabochon Does it come with certifacte?: No Can it be engraved?: No Sold as a pair