Thin Swiss 18 carat white gold keyless dress watch Circa 1930

White gold open faced lever dress watch
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A fine and thin Swiss 18 carat white gold keyless dress watch, circa 1930. A solid, polished and brushed case, stepped bezel, snap on case back. Matte silver dial with applied white gold Arabic numerals and baton indexes, outer minutes divisions, subsidiary seconds and white gold feuille hands. Rhodium plated movement, Geneva striping decoration, 18 jewels, straight line lever escapement, cut bimetallic compensation balance adjusted to eight positions, blued steel flat balance spring, index regulator. Dial, case and movement signed.
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Diameter: 45 mm
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Thickness: 9 mm
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Signed: Patek Philippe & Cie  Genève