This is an authentic TIFFANY 18K Yellow Gold Diamond 1837 Circle Earrings. The earrings are crafted of 18 karat yellow gold and feature a single round brilliant cut diamond, approximately .09 total carat weight. This is a chic pair of earrings with the iconic style of Tiffany! PLEASE NOTE: The earrings include generic 14K yellow gold earring backs. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.