First Rolex GMT-Master from 1955 Rolex Speeding across the skies at several hundred miles per hour, pilots and air crews needed a system to track both local and Greenwich Mean Time, the Prime ...

But luckily not entirely. We’ve still got the Rolex GMT-Master. The GMT-Master, which was released in 1955 and is celebrating its 70th birthday this year, was a totally new kind of travel watch.