3018. (25600871/1) Duchène & Fils. An 18K gold open face Jacquemart automaton quarter repeating key wind pocket watch Duchène & Fils. Montre de gousset à cadran ouvert en or jaune 18K (750) avec automate Jacquemart et répétition des quarts remontoir à clé Date: Circa 1840 Movement: Gilt full plate, pierced and engraved balance bridge, 3-arm balance Dial: Skeletonised, engraved automaton Jacquemart figures striking on two bells, central white enamel chapter ring with black Arabic numeral hour markers and outer minute track, blued steel Breguet style hands Case: Polished hinged round, reeded band, metal inner cuvette Signed: Case & movement Size: 54mm Weight: 121,49g Accompaniments: Winding key