Swiss white gold skeletonized lever dress watch Circa 1937

White gold open faced skeletonized watch by Jules Jürgensen
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A fine Swiss 18 carat white gold open faced skeletonized keyless lever dress watch, circa 1937. Lever movement stamped twice with the Geneva seal, manufacture code rxr, 18 jewels, bimetallic compensation balance, all between two sapphire crystals. Dial with blued steel hands. Case with engraved and inlaid black enamel Roman numerals to the bezel. Movement signed and numbered, movement numbered. Comes with original Certificate and box.
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Diameter: 44 mm
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Signed: Jules Jürgensen Corp. Swiss