Rolex 1978 GMT-Master 40mm Stainless Steel Watch W/Jubilee Bracelet and Sport Strap (Ref. 1675) - This handsome vintage timepiece from Rolex is the GMT-Master, reference number 1675. This is a fantastic opportunity to own an investment quality vintage timepiece from one of the most celebrated watch makers in history. The GMT Master is one of the most sought-after vintage Rolex watches on the secondary market because it?s instantly recognizable with its 24-hour bezel and dedicated GMT hand. The Rolex 1675 was also notably the first GMT Master to use crown guards. Rolex initially used glossy dials in the 1675 until around 1966 and switched to matte dials. This watch features a 40mm stainless steel case with matte black bi-directional rotating bezel, black dial with date aperture at 3 o'clock and Tritium hour markers and hands, black nylon sport strap, and automatic caliber 1575 movement. This watch has what collectors refer to as a Mark 5 dial and the defining characteristic of this is the tall coronet and the placement of the "M" in "Master" over the "C" in chronometer, it divides the C and M. The watch also includes the stainless steel Jubilee bracelet. Reference #: 1675, Serial: 555XXXX. A serial number look up suggests that this watch was produced in 1978.