This is an authentic OMEGA Stainless Steel Calfskin Diamond Bezel 39mm De Ville Trésor Quartz Watch Black 428.17.39.60.01.001. The watch is crafted of stainless steel and features a black dial, diamond bezel approximately .51 total carat weight, black calfskin strap, sapphire crystal, and a quartz movement. Follow this item for alerts. Omega is a registered trademark of Omega. FASHIONPHILE is not affiliated with Omega.