This is an authentic DAVID YURMAN 18K Yellow Gold Diamond Chrysoprase 11mm Châtelaine Ring size 54 or 7. This ring is crafted of 18 karat yellow gold and features the signature cable design band with a green chrysoprase cabochon stone set in pavé diamond prongs weighing approximately .05 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.