This is an authentic CHRISTIAN DIOR 18K Rose Gold Diamond Pink Opal Rose Des Vents Necklace. The necklace is crafted of 18 karat rose gold and features a pink opal medallion accented with a round brilliant cut diamond weighing approximately .04 carats. Follow this item for alerts. Christian Dior is a registered trademark of Christian Dior. FASHIONPHILE is not affiliated with Christian Dior.