GMT-Master II
The 1983-onward branch with the independently-adjustable hour hand — lets the wearer set local time without disturbing the 24-hour reference hand. The technical-step that separates GMT-Master II from the original.
The 1983-onward branch with the independently-adjustable hour hand — lets the wearer set local time without disturbing the 24-hour reference hand. The technical-step that separates GMT-Master II from the original.