This is an authentic pair of MARCO BICEGO 18K Yellow Gold Smoky Quartz Siviglia Drop Earrings. The earrings are crafted of 18 karat yellow gold and features textured free-form studs holding a polished chain with faceted smoky quartz drops. Follow this item for alerts. Marco Bicego is a registered trademark of Marco Bicego. FASHIONPHILE is not affiliated with Marco Bicego.