French silver oval one handed verge neck watch Circa 1650

French neck watch with Shagreen protective case
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A rare oval one-handed neck watch with Shagreen protective case, circa 1650.
Silver case, applied shagreen with stud decoration, brass, entirely pierced and decorated with engraved hunting scenes. Silver dial, engraved hunting scenes, brass chapter ring with radial Roman numerals, engraved flower in the centre, blued hand. Full plate movement, firegilt, signed, gut/ fusee, verge escapement, three arm iron balance without balance spring, engraved, florally pierced balance cock.
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Diameter: 67 x 38 mm
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Weight: 94 g
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Signed: Jean Vallice à Lyon