The 1950s aeronautics boom led to enhanced across the country as well as global travel for company and satisfaction. It was an interesting yet requiring time for pilots as they started to journey through different time areas extra frequently. Therefore, they needed a tool that might display time in numerous time zones at once.

In 1954, Rolex worked together with Pan Am. They laid out to develop a watch that would satisfy the progressing demands of pilots as well as serious travelers alike. Together, they established the GMT Master. GMT stands for Greenwich Mean Time, which lies in Greenwich London, as well as notes the initial median that establishes the time areas around the world. All air travel planning was required to use GMT time. This made the Rolex GMT Master a vital device for both pilots as well as constant fliers. The GMT Master was the initial wristwatch using a fourth hand as well as an equivalent 24-hour bezel to present time in multiple time zones. It likewise came to be the main watch of Pan Am.

Rolex adjusted the initial GMT Master, Referral 6542, from their Datejust Turn-o-Graph. It featured an upgraded motion, two-tone 24-hour bezel to differentiate day and nighttime hours, as well as 4th hand. For many years, the design of the GMT Master just saw minor updates. In 1956, Rolex replaced the original Bakelite bezel with tougher steel, as well as in 1959, they included a crown guard.

Furthermore, Rolex integrated a number of design variations over the years. They at first made the two-tone bezel for function in Pan Am’s signature colors, red, as well as blue. Today, this legendary variant has a new identity as Pepsi. Ever since, the GMT Master has arrived for its range of bezel hues, which have adopted other unusual labels.

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