Swiss yellow gold minute repeating keyless pocket watch Circa 1924

Gold lever with split-seconds chronograph and register
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A very rare Swiss 18 Carat yellow gold minute repeating keyless pocket watch, circa 1924. With split-seconds chronograph and register and sold on November 19th, 1926. A solid, polished case, the back cover with a blue and red champlevé enamel monogram, a co axial button in the crown for the start/stop chronograph function, a curved rectangular pusher on the band for the split-seconds function, a locking bolt at 11 o’clock, concealed hinge and a hinged gold cuvette.
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Matte gilded dial with black champlevé Paris numerals, outer minute and 1/5 seconds track with Arabic five minute/seconds numerals, subsidiary dials for the seconds and 30-minute register and blued steel Breguet hands. A rhodium-plated movement, Geneva striping decoration, 40 jewels, counterpoised straight-line lever escapement, cut bimetallic compensation balance with eight adjustments, blued steel Breguet balance spring, swan-neck micrometre regulator, repeating on gongs activated by a slide on the band. Dial, case, cuvette and movement signed.
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Diameter: 47 mm
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Signed: Patek, Philippe & Co  Genèva
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Accompanied by the original Patek Philippe box and the Extract from the Archives.