Heuer Autavia "Mario Andretti" Ref. 3646 gruen This is a very cool

This is a very cool and beautiful condition Doxa Sfygmos

glossy aura and the black stitching

where he completed classes to become a skin diving instructor in 1962

each one dedicated to setting and wind one of the four watches in the piece

The dial features a large sub-seconds dial in the lower half

Heuer Autavia "Mario Andretti" Ref. 3646 gruen This is a very coolHeuer is the brand most closely associated with motorsport heritage, and it introduced the Autavia wristwatch line in the early 1960s. These models featured screw back cases and were produced in various iterations throughout their production run. This particular example is nicknamed the Andretti, named after Formula One World Champion and four time IndyCar champion Mario Andrettiwidely regarded as one of the greatest open wheel racing drivers of all