Swiss 18k yellow gold open faced lever watch Circa 1940

Swiss gold watch retailed by Tiffany & Co.
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A very fine 18k yellow gold Swiss, thin, keyless dress watch, circa 1940. Retailed by Tiffany & Co., New York. A solid, polished, case back inside with dedication. Satiné silver dial with applied yellow gold Breguet numerals, outer dot minute markers, subsidiary seconds dial. Yellow gold Breguet hands.

A rhodium-plated movement stamped with the Geneva Quality Hallmark, Geneva striping decoration, 18 jewels, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and five positions, blued steel Breguet balance spring, swanneck micrometre regulator. Dial, case and movement signed.
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Diameter: 44 mm
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Signed: Patek Philippe Genève