Swiss stainless steel and rose gold dress watch Circa 1930

Open faced lever watch with three-tone silvered dial by Patek Philippe
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A rare Swiss stainless steel and rose gold open faced keyless lever dress watch with three-tone silvered dial, circa 1930. Retailed by Gübelin. Jewelled lever movement, stamped twice with the Geneva seal. Three-tone silvered dial with applied pink gold Arabic numerals and subsidiary seconds. Steel case with rose gold rim to the bezels, snap on case back with monogram. Movement and case signed and numbered, dial signed, dial further signed by the retailer.
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Diameter: 45 mm
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Signed: Patek, Philippe & Cie Genève