Swiss silver astronomical full hunter cased watch Circa 1880

Silver watch with perpetual calendar and moon phase
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A rare astronomical hunting cased watch with perpetual calendar and moon phase by Louis Audemars, circa 1880.
A silver, rare movement with exceptionally high quality, no. 15985. Anker chronometer of best quality with massive golden gear,
attributed to Louis Audemars.
Perpetual calendar with the function of leap year, moon phase, moon age, original, impeccably preserved enamel dial, inscribed “Quantieme Perpetual”, pink golden hands. Excellent condition of preservation.
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Diameter: 56 mm
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Weight: 170 g
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Signed:  Louis Audemars   Genève
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This watch very likely former had a golden case during economically difficult times.
This silver case which has very high quality was made later especially for this high grade movement.