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Chronograph. An Omega Speedmaster Professional, which is commonly regarded as one of the most iconic chronographs ever produced. Gallet MultiChron Astronomic (c. 1959)—complex mechanical chronograph with 12-hour recording capabilities, automatic day, date, month, and moon phase display. A chronograph is a specific type of watch that is used ...
1928 Longines Wrist-Chronograph with the 1925 modified Cal. 13.33Z Flyback function. The oldest Flyback Chronograph in existence, to be seen in the Museum of Longines. [1]A flyback chronograph is a watch complication, in which the user can use a reset function without the need to first stop the chronograph, by a single press on an additional pusher at the 4 o'clock mark.
Compagnie des Montres Longines, Francillon S.A., or simply Longines (French pronunciation: [lɔ̃ʒin]), is a Swiss luxury watchmaker based in Saint-Imier, Switzerland. [ 1 ][ 2 ] Founded by Auguste Agassiz in 1832, the company has been a subsidiary of the Swiss Swatch Group and its predecessors since 1983. [ 3 ][ 4 ] Its winged hourglass logo ...
Some Grand Seiko timepieces also incorporate the company's Spring Drive movement, a movement that is a combination of both automatic and quartz timekeeping methods, leading to unparalleled accuracy in the world of automatic wristwatches. The most famous example is the SBGA011 Grand Seiko "Snowflake", housing the 9R Spring Drive movement.
An automatic watch, also known as a self-winding watch or simply an automatic, is a mechanical watch where the natural motion of the wearer provides energy to wind the mainspring, making manual winding unnecessary if worn enough. [ 1 ] It is distinguished from a manual watch in that a manual watch must have its mainspring wound by hand at ...
Seiko AGS SCUBA Diver 200m 5M23-6A60, 1993. Automatic quartz is a collective term describing watch movements that combine a self-winding rotor mechanism [1] (as used in automatic mechanical watches) to generate electricity with a piezoelectric quartz crystal as its timing element. Such movements aim to provide the advantages of quartz without ...
William Reid "Bill" Pogue (January 23, 1930 – March 3, 2014) was an American astronaut and pilot who served in the United States Air Force (USAF) as a fighter pilot and test pilot, and reached the rank of colonel. He was also a teacher, public speaker and author. Born and educated in Oklahoma, Pogue graduated from Oklahoma Baptist University ...
A Grand Seiko Automatic watch A self-winding or automatic watch is one that rewinds the mainspring of a mechanical movement by the natural motions of the wearer's body. The first self-winding mechanism was invented for pocket watches in 1770 by Abraham-Louis Perrelet, [ 61 ] but the first " self-winding ", or "automatic", wristwatch was the ...