Swiss silver and enamel open faced lever watch Circa 1920

Enamelled silver gentlemen’s watch
–
A Swiss silver and enamel open faced manual wound pocket watch, circa 1920. The movement with a lever escapement. White enamel dial and original hands. The case back with fine polychrome enamel flowers on a translucent turquoise enamelled guilloché ground. Dial signed, movement signed and numbered.
–
Diameter: 47 mm
–
Signed: Tavannes
–
Tavannes Watch Co. was founded in 1891 by watchmaker Henri-Frédéric Sandoz from Le Locle and was named after a town. Sandoz obtained several Swiss patents to improve pocket watches.