We guarantee this is an authentic CHRISTIAN DIOR Stainless Steel Ceramic Diamond 38mm Chronograph Christal Quartz Watch Black or 100% of your money back. This quartz movement watch is crafted of stainless steel and black ceramic. It features a sapphire crystal, a chronograph function and a date display. Features also include a bezel with 90 diamonds weighing approximately .83 total carat weight. This is a stunning watch with a one of a kind look only from Dior!