Right
link around 1966 case production we see the first matte dial 1675s. We'll witness an evolution in
link these dials from the earliest version the retroactively named Mark 0 to the final 1675s
link produced. Matte dial 1675s account for some 14 years of GMT production and in fact matte dials continued into the earliest version of the reference 16750 which will ultimately retire the 1675.