Fine silver pocket chronometer with chain fusee Circa 1860

Heavy pocket watch with chronometer escapement
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A heavy, extremely fine pocket chronometer with chain fusee, made circa 1860. The plain open faced case of this watch has a solid silver case with gold hinges. The white enamel dial has Roman hour numerals, a subsidiary seconds dial at six o’clock with Arabic numerals and filigree gold hands. The movement has a fine pivoted detent chronometer escapement with chain fusee, screwed gold chatons and a helical hairspring.
Case and dial have matching numbers and the dial is engraved Chronometre.
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Diameter: 57 mm
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Weight: 152 g
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Signed: No name