This is an authentic TIFFANY & CO. Platinum Diamond Jazz Graduated Drop Pendant Necklace. This magnificently elegant necklace is crafted of platinum. The chain hangs just below the collar with a stunning drop pendant suspended with simple yet boldly stylized platinum settings for six diamonds from smallest to largest, and the unforgettable style of Tiffany & Co. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.