W. Thomas, London: An unusual 18ct. gold minute repeating chronograph keyless half-hunter pocket watch in plain case, the white enamel dial with Roman numerals, blued steel spade hands, sweep centre seconds, the frosted gilt ¾-plate movement with bimetallic balance and lever escapement Nicole Nielson winding, chronograph work visible on the top plate, repeating on two gongs operated by a slide in the band, signed by the maker and addressed 156, Oxford Street, London from 28 Old Bond Street, hallmarked London 1867