IWC Schaffhausen Aquatimer Chrono-Automatic

The IWC Aquatimer Chrono-Automatic, reference IW371918, is a chronograph with a 41 mm titanium case. At 14.2 mm thick, the case has a screw-down crown; self-winding calibre 79320 has a 44-hour power reserve and 25 jewels. The black dial has a day and date display and small hacking seconds. A black rubber strap is on the watch. The case's water-resistance rating is 120 metres. The movement has Côtes de Genève and perlage decoration. The movement runs at 28,800 vibrations per hour. The crystal is made from sapphire, with a convex shape and antireflective coating on both sides.