A Swiss guilloche silver and gilt automaton singing musical bird with fitted clock, circa 1920, the cover with musical group engraved oval roundel enclosing bird, the Celeste blue guilloche within acanthus bright cut border and floral canted corners, the front with oval silver and gilded clock face on engine turned ground, stamped 620 114 to the base, 10 width x 6 depth x 3.6 cm high