This is an authentic CHRISTIAN DIOR 18K Pink Gold Diamond Quartz Rose Dior Pre Catelan Ring in a size 50 or 5.25. This ring is crafted of 18 karat pink gold and features a rose shaped rose quartz and a single diamond weighing approximately .03 total carat weight. Follow this item for alerts. Christian Dior is a registered trademark of Christian Dior. FASHIONPHILE is not affiliated with Christian Dior.