The Rolex GMT-Master made its debut in 1955, developed specifically for Pan Am pilots to keep track of two time zones. In 1988 ushered in the arrival of the GMT-Master ref. 16700 with a handful of developments such as sapphire crystal, a dial with applied white gold indexes, and a new movement.
The Rolex GMT-Master made its debut in 1955, developed specifically for Pan Am pilots to keep track of two time zones. In 1988 ushered in the arrival of the GMT-Master ref. 16700 with a handful of developments such as sapphire crystal, a dial with applied white gold indexes, and a new movement.