Alexander Cumming, London. A gold key wind pair case pocket watch London Hallmark for 1781Alexander Cumming, London. A gold key wind pair case pocket watchDate: London Hallmark for 1781Movement: Gilt full plate fusee verge, pierced and engraved balance cock, diamond end stone, silver regulation, No.1153Dial: White, black Roman numerals, black outer minute divisions with Arabic 5 minute markers, gilt beetle and poker handsCase: Polished inner and outer, signed inner cap, both inner case and cap numbered 1153Signed: Movement & cap, inner case stamped IL M.R, outer stamped M.RSize: 53mmNone