Swiss silver open faced verge watch with alarm Circa 1660

Silver verge with alarm by Abraham Caillaitte
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A Swiss silver open faced verge pocket watch with alarm, circa 1660. Gilded full plate movement, verge escapement, decoratively pierced and engraved silver screw-set balance cock and foot, worm and wheel set-up, fusee and gut line, round baluster pillars. Gilt dial, hour chapter with Roman numerals over a blued steel background, the centre pierced and engraved, blued steel double-ended hour hand, inner alarm chapter with Arabic numerals. Pierced and florally engraved case. Dial signed.
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Diameter: 38.5 mm
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Signed: Abraham Cailliatte
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Abraham Cailliatte (1642-1710) came from a family of French refugees who came to Geneva in the 17th Century.
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A gold and enamel pocket watch with allegorical battle scenes by Abraham Cailliatte (of Caillate) is listed in the Louvre, Paris.