IWC Schaffhausen Ingenieur Chronograph Silver Arrow

The IWC Ingenieur Chronograph Silver Arrow, reference IW378511, is a chronograph with a 45 mm steel case. Case thickness is 14.2 mm, and the crown screws down. Self-winding calibre 89361 has a 68-hour power reserve, 38 jewels and 299 components. The brown dial has a date display, small hacking seconds and a flyback function. The watch has a brown rubber strap. Water resistance is rated to 120 metres. The movement has Côtes de Genève and perlage decoration. The dial is covered by convex sapphire glass with antireflective coating on both sides.