Harking Back to each IWC’s legendary Mark sequence pilot’s watches along with a number of chronographs the brand produced in the ’90s, the IWC Pilot’s Chronograph fits appropriate from the brand name’s aviation lineup. This was the results of intensive R&D via the Manufacture, which envisioned a modern manufacturing technique https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/