Swiss gold double dialled ankerchronometer with calendar Circa 1880

Gold full hunter with rare calendar
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A fine Swiss gold hunting cased double dialled ankerchronometer pocket watch with calendar, circa 1880. The front with white enamel dial, Roman numerals and Arabic five minutes, subsidiary seconds, rose gold hands, the back with a calendar, two hands for the day of the week and date indication, white enamelled dial ring, view to the glazed movement. Engine-turned case, cartouche with monogram on the front.
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Diameter: 49 mm
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Weight: 94 g
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Signed: No name