Exquisite ladies Antique Glass enamel and marcasite pendant ball watch, c 1920s

Exquisite ladies Antique Glass enamel and marcasite pendant ball watch, c 1920s Beautiful sterling silver, marcasite and blue glass enamel ladies wind up watch pendant with matching chain. The round silver watch has been engine turned, and then enamelled in a pale blue and marcasite decorations and marked "Swiss" on the dial. The decorative bail on the watch has a petal or flower motif. The long chain features10 alternating plaques in silver or enamel. The watch is 2.5cm in diameter and 3cm tall with the bail. The chain is 40cm drop. Each of the 10 plaques 1.3cm long.