Elegant Swiss platinum open faced dress watch Circa 1938

Platinum lady’s watch with two tone silver dial
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A very fine and elegant Swiss, thin, keyless platinum dress watch with a two tone dial and winding crown at 6 o’clock, circa 1938. Accompanied by the Extract from the Archives. Sold on July 1, 1943. A polished and brushed, varied round case inverted U shaped bow, winding crown at 6 o’clock. Two tone silver dial with black baton indexes and Roman 12 numeral and outer minute divisions. Blued steel baton hands. A rhodium plated movement, Geneva striping decoration, 18 jewels, straight line lever escapement, monometallic compensation balance, flat balance spring, index regulator.
Dial, case and movement signed.
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Diameter: 44 mm
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Signed: Patek Philippe & Cie.  Genève