A very attractive and very small Antique Cartier Silver Gilt, Imperial yellow and blue Guilloche enamel sub miniature carriage Clock in original case. A very small sub- miniature by Cartier in a fabulous case with high quality 8 day, 3/4 plate movement, fully marked and numbered with lever escapement and integral winding key, which is detailed 'Continental Swiss fifteen 15 jewels Two 2 Adj'. The case numbered '31'. The perfect enamel on the sides, front and top. Each panel with a blue enamel and silver gilt border, surrounding the imperial yellow enamel.The fine gilt circular dial with black Arabic numerals and Breguet style blued steel hands, and inscribed 'Cartier'. With fitted gilt tooled leather case with hinged doors and inscribed 'Cartier'. Circa 1920 3.7cm High without case, 5.7cm high in case