French 18 carat yellow gold chronometer watch Circa 1920

Gold open faced handwound lever watch
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A French 18 carat yellow gold open faced keyless chronometer pocket watch made by LIP, circa early 20th century. This watch has a handwound mechanical movement with a lever escapement. The signed white enamel dial features Arabic numerals, an outer minute track, a subsidiary seconds dial at 6 o’clock, and blued steel hands. The case has an 18 carat yellow gold bowl with a radiating guilloché back, a blank cartouche, and inside engravings of a horsehead hallmark and the memorial inscription Departments 1838-1919.
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Diameter: 50 mm
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Weight:  75 g
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Signed: Chronomètre LIP
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Slight traces of wear.