Rare and Colourful: A Very Rare MK1 GMT by Heuer! Switzerland, 1970s
Original, matte black dial with tritium luminous mass, steel tritium hands
Stainless steel, cushion shape, watch case with screwdown caseback, serial: 205468
41mm
High grade, automatic calibre 11, 17 jewels
Black racing strap with Heuer buckle
