This is an authentic CHRISTIAN DIOR 18K Yellow Gold Diamond Oui Ring size 50 or 5.25. The ring is crafted of 18 karat yellow gold and features a script "oui" in a wire design with a round cut diamond accent, approximately .03 carats. Follow this item for alerts. Christian Dior is a registered trademark of Christian Dior. FASHIONPHILE is not affiliated with Christian Dior.