English silver hunting cased keywound verge Circa 1804

Silver hunting cased key-wound verge watch
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An English silver hunting cased key-wound verge watch, circa 1804, gilded full plate movement, verge escapement, decoratively pierced and engraved masked balance cock, fusee and chain, cylindrical pillars, signed Edw. Tompion, London.
White enamel dial, Arabic numerals, outer minute ring, aperture for winding and gold skeletonized hands.
Plain silver case, Regency pendant with spring-loaded pusher to open the cover, hallmarked Birmingham 1804 and with maker’s mark WH for William Howard, Coventry in a rectangular cameo .
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Diameter: 55 mm
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Signed: Edw. Tompion London
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This early hunting cased watch has a spring-loaded push in the Regency pendant to activate the cover. This form of regulation to the movement is a variation of Joseph Bosley’s.