Item #: 1202577 This is an authentic CHRISTIAN DIOR 18K Rose Gold Diamond Oui Ring size 50 or 5.25. The ring is crafted of 18 karat rose gold and features the word "oui" accented with 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.