Omega Speedmaster Professional 'Astronauts Wear In Space' GAS Line in a mechanical watch

in a mechanical watch

Until the late 1930s

When we see pieces like this sweet manual-wind Wittnauer steel diver's watch

Elegant but sturdy

and we like it

Omega Speedmaster Professional 'Astronauts Wear In Space' GAS Line in a mechanical watch1967 Omega All American Astronauts Wear In Space Speedmaster Professional This is a rarer ad, available less than a handful of times throughout the year. Its full color and the perfect example of how Omega proudly announced to the public their role in space exploration that NASA chose and astronauts wear the Speedmaster. Its easy to imagine that this very ad prompted so many to purchase Speedmasters given the interest and fascination with space