Swiss 18 carat gold St. Christopher coin watch Circa 1960

Gold coin watch by Movado 
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A very fine and rare Swiss 18 carat gold St. Christopher coin with a concealed keyless watch, circa 1960. Each side with a cast and chased St. Christopher medallion, a reeded band with a concealed catch to release the cover, and three body a hinged inner case with a polished bezel. Matte silver dial with applied yellow gold dart indexes, Arabic numerals, outer engraved dot minute indexes, and yellow gold alpha hands. Movement with 15 jewels, straight line lever escapement, monometallic balance, self compensating flat balance spring, and an index regulator. Dial, inner case and movement signed.
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Diameter: 35 mm
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Thickness: 9 mm
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Signed: Movado  Swiss