Concord C1 Big Date Radar Men's Watch 0320105. This watch has a self-winding mechanical la joux-perret movement with a 44-hour power reserve contained within a 44mm black PVD treated stainless steel case. The dial is black engine tuned with elevated luminous green markers and hands, big date display, and a smaller seconds sub-dial covered by a scratch resistant sapphire crystal with anti-reflective treatment. The strap is khaki technofiber with a black PVD coated stainless steel Concord deployment buckle. Water resistant up to 200 meters.