Swiss gold dress watch with extra adjusted movement Circa 1925

Gold keyless lever dress watch 
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A swiss 18K yellow gold keyless slim dress watch with extra adjusted movement, circa 1925. Made for Tiffany & Co. A polished case, plain reverse and a hinged gold cuvette. White enamel dial, Breguet numerals, outer minute track, subsidiary seconds and blued steel spade hands. An extra movement, Geneva striping decoration, 18 jewels, wolf’s tooth winding, counterpoised straight-line lever escapement, cut bimetallic compensation balance with blued steel Breguet balance spring, index regulator. Case, dial and movement signed by the retailer, and movement signed by the manufacturer.
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Diameter: 45 mm
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Signed: Patek Philippe & Cie  Swiss
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The case is slightly scratched.