Rare English gold verge pocket watch in shagreen case Circa 1720

Gold verge accompanied by a key
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A rare English gold and shagreen open faced verge pocket watch, circa 1720. Accompanied by a key. A shagreen back and bezel, back with shuttered winding aperture. Gold dial with radial Roman numerals, outer minute track and outermost Arabic five-minute markers and blued steel Beetle and poker hands. Hinged, frosted gilt full plate movement with Egyptian pillars, fusee and chain, verge escapement, brass balance with flat balance spring, pierced and engraved single footed clock, silver regulation dial.
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Diameter: 52 mm
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Signed: Bayley  London