English gold watch with removable stem winding key Circa 1888

Heavy gold lever watch
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A fine English 18 Carat gold open faced pocket watch with unusual removable stem winding key, Chester Hallmark for 1888. Full plate movement signed Barraud & Lunds, 41 Cornhill, London 3_1802, flat four arm balance, Bosley type index.
White enamel dial with Roman numerals, subsidiary seconds and gilt hands. Heavy 18 Carat gold case with a milled band and engine turned hinged cover with case makers mark TH & C.
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Diameter: 53 mm
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Signed: Barraud & Lunds London
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Barraud  & Lund(s). London (Bishopsgate Street Within, Comhill) 1839-1863 (1869-1914). Also barometers & jewellers.