Item #: 1243932 This is an authentic DAVID YURMAN 18K Yellow Gold Diamond Chrysoprase Chatelaine Bypass Ring size 51 or 5.75. This ring is crafted of 18 karat yellow gold and features a bypass band set with two polished chrysoprase stones prong-set with diamonds, approximately .07 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.