This is an authentic TIFFANY & CO Platinum Diamond Jazz Ring in size 4. This dazzling ring is crafted of platinum. It features various sized .62 ct diamonds around the 3mm band. This is a fabulous piece with an elegant look from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.