Arnold & Dent. An 18K gold key wind open face pocket watch London Hallmark for 1837Arnold & Dent. An 18K gold key wind open face pocket watchDate: London Hallmark for 1837Movement: Gilt 3/4 plate English lever, plain 3-arm balance, diamond end stone, No.5107Dial: Silvered with foliate engraved centre, black Roman numeral hour markers, black outer minute divisions, subsidiary seconds at 6, blued steel spade handsCase: Polished hinged, presentation inscription to inside back, No.5107Signed: Movement, case stamped HHSize: 46mm Accompaniments: KeyNone