Swiss gold open faced chronograph pocket watch Circa 1880

Gold lever pocket watch
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A very fine Ankerchronometer with chronograph and original numbered mahogany box by Ulysse Nardin, circa 1880. An 18 carat gold, Ankerchronometer of top quality with screwed gold chatons and wolf’s toothing, chronograph, original, signed enamel dial, blued steel hands, signed and numbered original box with mother-of-pearl inlay, good condition. The quality of the chronograph is excellent, the case for a 50 mm pocket watch is enormously solid.
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Diameter: 50 mm
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Weight: 129 g
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Signed:  Ulysse Nardin Swiss
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One dent in the back