VAUCHERE FRERES, POCKET WATCH, GOLD JUMPING CLOCK, SWITZERLAND CIRCA 1830 44 mm diameter yellow gold case, silver dial with window at 12 o'clock for jumping hours, minute hand in centre (off-centre) with small seconds at six o'clock. Carrure decorated with tapisserie motifs, guilloché back, gilded movement with separate bridges, cylinder escapement, flat balance. Watch currently in working order, without winding key. Weight 52 g. VAUCHERE FRERES, JUMPING 18K OPEN FACE POCKET WATCH, SWITZERLAND CIRCA 1830