IWC Schaffhausen Portugieser Chronograph Classic

The IWC Portugieser Chronograph Classic, reference IW390404, is a chronograph with a 42 mm steel case. The case is 14.4 mm thick; self-winding calibre 89361 has a 68-hour power reserve and 38 jewels. The grey dial has a date display, small hacking seconds and a flyback function. The watch is on a black alligator leather strap by Santoni. The case's water-resistance rating is 30 metres. A see-through case back displays the movement. The movement has Côtes de Genève and perlage decoration. The crystal is made from sapphire, with arched edges and antireflective coating on both sides.