These are an authentic TIFFANY & CO Platinum Diamond Elsa Peretti Rock Crystal Disc Earrings. These gorgeous earrings are featured in a crystal rock disc design by artist Elsa Peretti and have a small diamond and platinum studs. These are exceptional earrings with the unforgettable style of Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.