Pre-owned Stainless steel case with stainless steel bracelet. Fixed bezel. Black dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Luminescent hands and markers. Date display between 4 and 5 o'clock position. Chronograph with three sub-dials for 60 seconds, 30 minutes, 12 hours. Automatic movement (3313 engine). Scratch resistant sapphire crystal. Screw down crown. Skeleton transparent exhibition case back. Case diameter 44 mm, thickness 14.5 mm, round shape. Band length 8 inches. Deployment with push button clasp. Water resistant to 150 meters/500 feet. Functions: chronograph, date, hour, minute, second. Luxury watch style, Swiss Made. Item Variations: 231.10.44.50.01.001, 231-10-44-50-01-001, 231/10/44/50/01/001, 23110445001001.