science | February 25, 2026

Why is the GMT red and blue?

Why is the GMT red and blue?

The red and blue colors on the bezel — blue on top, red on bottom — to signify the difference between night and day when reading the second time zone from the GMT-hand. The GMT-Master Ref. 1675 was produced from 1959 to 1980 and made with stainless steel.

What is the red hand on a Rolex GMT?

On my Rolex Ref. 1675, the GMT hand is red. The GMT hand makes one complete trip around the dial every 24 hours. This hand, in conjunction with the bezel, is what you use to tell time in two different time zones at once.

Why is the Rolex Pepsi blue and red?

Rolex lovers know that in fact the red and blue color should be attributed to PanAm airlines who Rolex worked with during the development of their two-time zone GMT sport watch.

What is the nickname for the blue and red Rolex GMT?

Pepsi
The “Pepsi” nickname is given to the blue and red GMT-Master bezels, which was the original colorway of the first GMT-Master (ref. 6542) launched in 1955. Since then, Rolex has fitted the iconic red and blue bezel to a multitude of GMT-Master watches over the decades.

What is a GMT complication?

GMT (Greenwich Mean Time) with Fixed Hour Hand Introduced by Rolex in the 1950’s, this GMT complication is considered a pilot’s watch. Its unique additional hour hand makes one revolution around the dial per day; pointing to twelve indicates midnight and pointing to six indicates noon.

What is GMT watch face?

The GMT watch function is just a second hour hand on the same watch face that’s geared to rotate once every 24 hours — or exactly half as fast as the other hour hand. This watch face has two dials: a 12-hour inner dial that displays local time, and a 24-hour outer dial that lets you track a second time zone.

What does GMT on a watch mean?

GMT stands for Greenwich Mean Time and is point “0” on the 24-hour international timezone scale. To put it simply, a GMT watch is a timepiece that displays both a 24-hour and a 12-hour timescale.

What is red line on GMT watch face?

This red pointer on the GMT watch face has also been a confusing element for the uninitiated. This has been put in place to show the time relevant for the outer 24-hour dial for the secondary location that you have chosen. It tells you the time based on a 24-hour clock.

Does Rolex still make the GMT?

Therefore, Rolex has completely discontinued manufacturing any yellow gold GMT-Master II models (for now). This is the first time Rolex has not made a yellow gold version of the GMT-Master since the watch’s early days in the 1950s.

Which Rolex is called Hulk?

Submariner reference 116610LV
In 2010, Rolex unveiled the Submariner reference 116610LV, which would soon receive the nickname, the Hulk.

Which Rolex is called Pepsi?

Rolex GMT-Master
The Rolex GMT-Master with a red and blue bezel also goes by the nickname “Pepsi.” This striking tool watch has a second time zone and is one of the Swiss luxury watch manufacturer’s most popular models.