More than 70 years ago, Willy Breitling added a circular-designed slide rule to a chronograph wristwatch, so pilots of the day could make calculations mid-flight. Originally deployed on an early ...

Citizen has produced an entire fleet of affordable and highly functional chronographs over the years, but the new Promaster Navitimer blows them all away. Citizen has always maintained a unique design ...

For under $600, the Citizen Promaster Navihawk is an affordable chronograph that will scratch the luxury pilot watch itch. Today’s filers rely more on computer power for making those calculations than ...