Reminiscent Of the two IWC’s iconic Mark collection pilot’s watches plus a series of chronographs the manufacturer produced in the course of the ’90s, the IWC Pilot’s Chronograph matches suitable while in the brand’s aviation lineup. The expression “chronometer” took on a rather broader that means as private, moveable timekeeping, https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/