Swiss 18K gold minute repeating keyless pocket watch Circa 1910

Gold lever with split-seconds chronograph and register
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A fine and rare, 18K yellow gold minute repeating, hunting cased, a keyless pocket watch with split-seconds chronograph and register, circa 1910. Retailed by Jules A. Renaud, Geneva. A polished case, the spring-loaded front cover engraved with a monogram. Hinged gold cuvette. White enamel dial with Arabic numerals, outer minute and fifths of second divisions, red Arabic five-minute numerals, 30-minute register at 12, subsidiary seconds at 6. Black spade hands.
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A rhodium-plated movement, 31 jewels, straight-line lever escapement, adjusted cut bimetallic compensation balance, blued steel Breguet balance spring, swan-neck micrometre regulator, repeating on gongs activated by a slide on the band, chronograph and split-seconds buttons in the band. Dial signed by the retailer, movement signed on the dial plate.
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Diameter: 49 mm
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Signed: Audemars Piguet & Co.  Genève