Swiss gold hunting cased complicated lever watch Circa 1890

Gold minute repeating astronomical watch with triple date and moon phases
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A fine Swiss 18 carat gold hunting cased minute repeating astronomical keyless lever pocket watch with triple date and moon phases, circa 1890. Rhodium-plated movement, Geneva striping decoration, 29 jewels, wolf’s tooth winding, counterpoised straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator, chronograph work on the backplate activated by a button in the band, repeating on gongs activated by a slide in the band. Hinged gold cuvette with engine-turned border. White enamel dial with radial Roman numerals, outer minute track and outermost fifths of a second track with Arabic five-second numerals, subsidiary dials for the date, days of the week and seconds, apertures for the months and moon phases, and gold Louis XV hands. Engine-turned and polished case. Cuvette signed.
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Diameter: 57 mm
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Signed: L. Grandjean Locle
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Grandjean a watchmaker in Le Locle, produced high-quality repeater watches from 1887. These were generally in an 18-carat gold hunting case, and were slide-operated, striking the hours and minutes.