Well, leaving aside the rather flowery description which surely helps advertising but cleverly evades the critical point: watches of that type and quality are still rather common and worth about as much as you paid! - what I can say is that Gigon was a brand of Dubach & Weißberg of Biel, Switzerland and that the movement is probably a Felsa Cal. 1560 (it says so on the rotor) from the 1950s:
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