Swiss gold Masonic minute repeating lever chronograph Circa 1905

Gold Masonic full hunter by Invicta 
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A fine Swiss 18 carat gold hunting cased minute repeating chronograph Masonic keyless lever pocket watch, circa 1905. Gold hinged cuvette engraved with prize medals. White enamel dial with Arabic numerals, outer minute track and outermost fifths of a second chronograph ring, subsidiary seconds and gilt Louis XV hands. Gilt brass movement, 14 jewels, straight-line lever escapement, monometallic balance, Breguet balance spring, index regulator, repeating on gongs activated by a push-piece in the band, centrifugal governor. Polished case, the front with an applied triangle with engraved Masonic symbols, the back with an applied circular panel engraved with sunflowers. Dial signed.
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Diameter: 57 mm
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Signed: Invicta Swiss