Miniature singing bird box by Rochat in four colour gold and split pearl and hardstone set A Geneva town mark , inside of the base panel marked with letter R, pellet above in a vertical lozenge The rectangular box with rounded corners, the panels on cover, four sides and base engine-turned with a narrow scalework pattern, the cover and base framed by a broad matted band stamped and chased with roses, pinecones and leaves in four-colour gold, the sides bordered by husks on a matted band, the rounded corners of the sides similarly chased with vases of flowers, the lid centred by a hinged oval flap encrusted with beads and cabochons of carnelian, lapis-lazuli, turquoise and split-pearls depicting a colourful flowerspray with chased and stamped gold leaves on a sablé ground, within a border of husks. The slide on the front side opening the flap and releasing the mechanism of the colourfully plumed singing bird rotating on its axis, flapping its wings, turning its head and opening its beak to whistle a tune in four bars, the first and fourh bird song, the second and third a folk song. Hinged rear key compartment. Engraved signature in script Rochat. 2 7/8 in. (73 mm.) wide. Movement 70mm wide.