From Watch Wiki: The Best Watches and Watch Brands
- On 7 October 1927 the young swimmer Mercedes Gleitz swims through the English Channel in 15 hours and 15 minutes wearing a Rolex "Oyster", which shows the exact time afterwards.
- On 20 December 1927 the Soviet government decides to found an own Soviet watches production. (See: Amtorg.)
- The American aviation pioneer Charles A. Lindbergh crosses the Atlantic for the first time with a single plane ( "Spirit of St. Louis") from New York to Paris. Named according to him and manufactured after his concept the hour angle watch Longines Lindbergh is made.