Swiss gold minute repeating split seconds chronograph Circa 1914

Gold minute repeating watch by Patek Philippe
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A fine yellow gold open faced split seconds chronograph minute repeating keyless watch with vertical register, made in 1914. Manual winding movement, 40 jewels, minute repeating on two steel gongs.
White enamel dial, painted Breguet numerals, Louis XV hands, outer ring calibrated for chronograph seconds, 2 subsidiary dials for 30-minute register and constant seconds, 18k yellow gold case, repeating slide and chronograph button to the band, case back engraved with an initial “DHMC”, hinged cuvette inscribed with a thank you note to the original owner of the watch,case, dial, cuvette and movement signed.
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Diameter: 47 mm
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Signed: Patek Philippe & Cie. Geneva Switzerland
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Accompanied by a Patek Philippe Extract from the Archives.