A superb early 20th century boudoir clock of sub miniature size by the "Geneva Watch Company". Outstanding purple guilloche enamel and white enamel stringing, all in mint condition on a solid silver case with a Chalcedony hard stone base. Oval and silver engine turned Art Deco face. The purple guilloche enamel with star decoration and white stringing is on all sides including the back of the clock and is perfect and flawless. The back has winding holes and an adjuster that are covered by a sliding dust cover. The regulator has directions in gold enamel as does the hand setting hole to the centre. The case is stamped into the silver at the lower back GENEVA CLOCK CO SWISS 6720 STERLING. Height 2.5 inches by 1.75 inches wide by 1.375 inches deep ( 6.25 cms by 4.375 cms by 3.44 cms). Swiss circa 1920.