CARTIER MYSTERIOUS PRISM CLOCK Serial no. 226404. In gilt metal, silver and lapis lazuli, button set with a sapphire cabochon. Quartz movement (functional). Dimensions: 2.8 x 2.5 x 4.2 cm. Circa 1980. Accompanied by its case. RC : Sold as is, with traces of wear and use. Movement functional at time of writing, no warranty.