Seiko Ref. 6139 “Cevert”
This classic chronograph, the Seiko 6139, was the first automatic chonograph introduced to the public in 1969. This a very eary and desireble example with "RESIST" test on the dial, and it dates to March 1970. The racecar driver Francois Cevert famously wore this reference, thus the watch's nickname. It has been professionally serviced in 2022 and runs strong. A vintage watch with modern proprtions. 42mm x 46mm.