IWC Schaffhausen Portugieser Yacht Club Chronograph

The IWC Portugieser Yacht Club Chronograph, reference IW390701, is a chronograph with a 44.6 mm steel case. The case is 14.3 mm thick and has a screw-down crown. Self-winding calibre 89361 has a 68-hour power reserve, 38 jewels and 299 components. The blue dial has a date display, small hacking seconds and a flyback function under convex sapphire glass with antireflective coating on both sides. The watch has a steel bracelet. The case carries a water-resistance rating of 100 metres. A see-through case back displays the movement. The movement runs at 28,800 vibrations per hour.