Item #: 442359 This is an authentic DAVID YURMAN Sterling Silver Diamond Blue Topaz 12mm Cable Cocktail Ring 51 5.75. The ring is crafted of sterling silver and features a 12mm faceted blue topaz stone framed on four sides by pave set round brilliant cut diamonds, approximately .39 total carat weight. This is a bold ring with the modern style of David Yurman! Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.