This post is served with an almighty fist pump, because just like our crystal ball ‘predicted’, Longines has announced a 90th Anniversary version of the Lindbergh Hour Angle, a few months ahead of the anniversary celebration. Longines has still managed to pull out a major surprise though. The steel and titanium watch will be limited to just 90 pieces. The hour referenced in the name of the model will be about as long as it takes for the model to sell out. The original ‘hour angle’ watch was designed in a partnership between Charles Lindbergh and Longines following his 33-hour flight from Roosevelt Airport to Le Bourghet, outside Paris. The historic feat was timed by Longines, who were official timekeeper for the World Air Sports Federation. Lindbergh had some ideas about how to determine longitude during long-distance flights using a rotating bezel to allow for the correction of the equation of time and a rotating centre dial that allows for synchronization to the second. The resulting watch, which has had several reissues over the years, indicates the hour angle in degrees and in minutes of arc in addition to indicating hours, minutes and seconds. Pilots and navigators have used the hour…
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