Rolex Cellini 50509 bkbk

39mm 18K white gold case, domed and fluted double bezel, screw down winding crown, domed sapphire crystal, black lacquer dial with 18K white gold hour markers and hands, self-winding movement, approximately 48 hours of power reserve, shiny black alligator leather strap with 18K white gold buckle. Waterproof to 50 meters.