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A marketplace for chronographs, dive watches and other tool-type wristwatches and timepieces
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: I have enjoyed the fun of buying and investigating this very
: interesting watch and the story around the Patent that Weems
: registered for the rotating bezel. Now I would like to trade
: this on to enable me to chase down my next watch.
: The condition is very good, The movement� is signed, with
: “Longines Watch Co, Swiss” stated on its bridge, together
: with “Seventeen Jewels” and the individual serial number
: 6578547, placing this into the right time period - late 1930's
: to early 1940's.� The case back interior is the signature
: “Cased and Timed in the USA by Longines”, together with the
: individual serial number for this housing, 858887, and the word
: “Keystone”. The Keystone Watch Case Co, based in Illinois,
: was one of the most highly regarded of all the American case
: Photo's of the watch can be found on this pinterest board.
I have added a link to an Instagram page in case you are not on Pinterest.
: I am looking for £1,400.
: Longines Weems Patent 2008734 - “US Pat. 2008734”, this
: referring to Philip Weems’ original registration of his design
: as a pilot’s navigational aid in 1935.� This is an historic
: watch that has become known as the second setting watch.� It
: is credited as being the watch that influenced modern watch
: design. through its' rotating bezel.
: Please take the time to review the patent and then all of the
: associated references.� This watch is heavily referenced but
: rarely seen.
: https://uk.pinterest.com/craigparkermai ... s-2008734/
: http://pdfpiw.uspto.gov/.piw?docid=0200 ... PN/2008734
: http://www.weemsjohn.com/TheGrandoldMan ... ation.html
: http://www.vintage-watches-collection.c ... eems-1943/
: http://www.vintagewatchspecialist.com/L ... d-war-2-ii