Early French silver single-handed pendant watch Circa 1685

Silver verge pocket watch with alarm
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A very fine French, silver, early balance spring pendant watch with alarm and single hand and without fusee, circa 1685. Polished split bezel, polished back, the band finely pierced and engraved with inhabited scrolling foliage, a pair of engraved dolphins flanking the pendant, turned pendant with loose ring bow. Silver dial, champlevé, radial Roman numerals and lozenge half-hour markers, inner quarter-hour ring, central alarm disc with radial Arabic numerals, fixed steel tulip pointer. Blued steel hand.
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Hinged gilt-brass full plate movement with turned vase pillars, fixed spring barrel, short four-wheel train set on the periphery, verge escapement, plain three-arm steel balance with rack and pinion regulator, early balance spring, gilt-brass balance cock pierced and engraved in three separated openwork sectors allowing the balance spring to be seen, small irregular foot secured by a screw, delicate blued steel spring and click for the ratchet wheel set-up. Steel alarm train with foliate pierced gilt brass spring barrel, sounding on a bell mounted in the back of the case. Movement signed.
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Diameter: 44 mm
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Signed: Claude Raillard  Paris
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This is a good example of early Parisian watchmaking, shortly after the 1675 invention of the balance spring by Huygens. The one-footed trefoil cock is typical of the Parisian production of the time, as is the advance/retard regulator. Claude Raillard II Worked in Paris between 1680 and 1692.