The 314 reissue is larger...39mm. from the Accutron web site: Spaceview 314 has a 39mm grade 5 titanium case with straight lugs and a crown at 4 o’clock

Max Hetzel was the engineer on both the Accutron movement and the Swisstronic movement the later of which developed out of his work at Bulova. https://electricwatchprototypes.com/max-hetzel/ The link is to a very short, concise history. There is much more

Accutron Astronaut 214HN M9 friction bezel (no click)

IT WORKED WHERE OTHERS FAILED It was worn in the left glove pocket of A-12 pilots. Mechanical watches suffered in high-speed flight: temperature swings warped movements , gaskets failed under pressure changes , and G-forces disrupted balance wheels . The

THE DANGER OF HOROLOGICAL HISTORY RE WRITTEN sadly with help from supposed knowledgable and trusted sources. Let’s set the record straight once and for all. The astronauts wore the post-1963 CHAMPION stainless steel expandable mesh bracelets made by Jacob

OMEGA SPEEDMASTER cal 321 and Jacoby Bender USA. mesh bracelet The Omega Speedmaster was officially qualified by NASA on March 1, 1965, for all crewed space missions and became standard issue for astronauts during the Gemini, Apollo, Skylab, and Apollo-So

Spaceview by Andreas Nottebohm who did artwork for NASA and somehow made friends with my father-in-law and made a gift to us of this example of his space art. I always think of it when I strap on this Accutron! Mike

Bulova Accutron Spaceview

1973 BULOVA DEEP SEA 666FEET DIVER CHRONOGRAPH variant B Chronographe from the early 1970s with black dial, safety red seconds pylon, 2 white sub dials located at 3 and 9 position, it has a friction mounted rotating "Coke" bezel (black and safety red) wit

. . . are enjoythemusic for this well-worn Rolex Cellini, . . . . . . S F for his brace of Seamasters, . . . . . . Abel for this deliciously aged Speedmaster 105.012, . . . . . . Emmanuel for this historically relevant Longines pocket watch, and . . . . .