LOUIS DUCHENE & FILS, GOLD, ENAMEL AND MICRO-PEARL POCKET WATCH, SWITZERLAND CIRCA 1780 28 mm diameter yellow gold savonette case, decorated on the girdle and lids with champlevé enamels and micro-pearls, white enamel dial with Arabic numerals, signed Duchene et Fils, gold hands, movement with verge escapement, signed movement. Watch currently in working order, fitted with a vintage winding key. Weight 20 g. LOUIS DUCHENE & FILS, A GOLD CHAMPLEVE ENAMELS AND PEARLS, VERGE POCKET WATCH, SWTIZERLAND CIRCA 1780 Louis Duchene (1730-1804) was a prominent Swiss watchmaker specialising in montres fantasies, montres-pendentifs and montres a repetitions, the founding father of the company that became Louis Duchene & Fils in 1820.