Watch with alarm and date in tortoiseshell pair cases Circa 1695

Silver and tortoiseshell date and alarm verge watch
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An English single handed alarm pocket watch with date in fine silver and tortoiseshell pair cases circa 1695. Full plate fire gilt movement with four tulip pillars and one engraved pillar. Fusee and chain with worm and wheel barrel set up between the plates. Plain steel balance.  Pierced and engraved bridge cock, pierced and engraved plate for the silver regulator disc. Blue steel stop work for the alarm train.  Steel two headed alarm hammer striking on a bell in the case, steel contrate and crown wheel. Silver champlevé dial with Roman numerals the hour indicated by a small blue steel marker on the central alarm disc. The alarm time set by the small double ended blue steel hand. Date calendar marked in Arabic numerals on a gilt ring bordering the dial indicated by a small pin which moves continuously.  Pierced and engraved silver inner case, split bezel, silver pendant and ring bow, circular silver shutters to the winding apertures. Fine outer case with silver bezels covered in tortoiseshell.  Geometric silver pique pins in the centre of the back surrounded by a band of fine pique pins.
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Diameter:  57 mm
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Signed: Claude Viet London
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It is unusual to find date indications on alarm watches of this period. Claude Viet free of the Clockmakers Company 1698. Watchmaker to the Queen. He died in 1734.