This is an authentic DAVID YURMAN 18K Yellow Gold Diamond 6mm Streamline Band Ring size 66 or 11.5. The ring is crafted of 18 karat yellow gold, and features a single row of round brilliant cut diamonds weighing approximately 0.90 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.