Swiss 18K gold hunting cased complicated watch Circa 1900

Gold pocket watch with seven complications by LeCoultre
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A fine Swiss heavy and large, 18K gold, minute-repeating, hunting-cased, keyless pocket watch with chronograph, perpetual calendar, phases of the moon and lunar calendar, and plique-a-jour enamel decoration, circa 1900.
White enamel dial with Arabic numerals, outer Arabic five minute divisions and outermost 1/5 chronograph divisions, four subsidiary dials for the month and leap year indicator, day, date and moon phases combined with constant seconds. Plique-a-jour enamel decorated case, repeating slide and chronograph button in the band. Matte gilt movement, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, swan-neck micrometre regulator. Signature on the movement beneath the hour hammer, and cuvette with engraved EXPOSITION UNIVERSELLE 1900.
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Diameter: 58 mm
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Signed: LeCoultre
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The 7 Complications of the Watch: Date, Days of the week, Months, Perpetual calendar, moon phases and age Chronograph Minute-repeater.