A Sub-Miniature Silver Carriage Clock Or Boudoire Clock In Silver And Blue Coloured Guilloche Enamel, enamelled on four sides including the top, the white porcelain dial with royal blue Arabic numerals, blued steel spade hands, the swiss 8 day 3/4 plate 15-jewel movement by wera with lever escapement, back door numbered 25, the bottom and read door with the silver stamp, movement numbered 141378, circa 1920 Size: 2 “ x 1” x ¾.