An 18ct gold chronograph watch, Nicole Nielsen & Co., mvt 12473 case 12473, circa 1900 Gilt lever movement, bi-metallic compensation balance, highly jewelled, white enamel dial, Roman numerals, subsidiary dials at 6 and 12 o'clock indicating constant seconds and 60-minute register, blued steel spade hands, 18ct plain polished gold circular case with two chronograph buttons in the band, dial and movement signed Nicole Nielsen, 14 Soho Square London, case stamped with initials RN, diameter 54 mm.