A rare Swiss silver gilt & plique-à-jour enamel desk clock, maker’s mark HA.St , Geneva, Switzerland, circa 1900-1920. The clock decorated with art nouveau style translucent multi-color enamel floral, foliate & bird motifs; contained in its original mirrored case of Racchelli Gioielliere, Torino, Italy. Height: 7 3/4 in. (19.7 cm).