An ‘18K’ full-hunter chronograph repeater pocket watch, featuring a keyless wound movement, the plain 52mm case opening to reveal a glazed white enamel dial, with black Roman numerals and a minute track, blue poire hands, with centre seconds and a second subsidiary dial at six o’clock, chronograph pusher to case side at twelve o’clock, inner of case marked ‘8177’ and '18K', gross weight 124.4 grams.