Swiss 18K gold watch with turquoise cabochons Circa 1850

Open faced verge dress watch
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A Swiss 18 carat yellow gold keywind pocket watch set with turquoise cabochons, circa 1850. This watch features a cock movement with chain and fusee, and a verge escapement. Its gilt guilloché dial displays Roman numerals, a winding square at two o’clock, and Breguet hands. The case back is engraved and set with cabochon turquoise stones. Glass is missing.
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Diameter: 42 mm
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Weight: 46 g
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Signed: No name
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Cabochon is the term for a cutting technique used for gemstones and semi‑precious stones, as well as for the stones produced by this method. The natural stones are first shaped, after which layers are removed from the top.