Unique Swiss silver hunting cased pocket watch Circa 1920

Silver watch with Niëllo motorcycle scene
–
A unique sterling silver, niëllo decorated hunting cased keyless pocket watch, circa 1920. The case back is decorated with a niëllo-finished motorcycle scene, the front cover is decorated with a gold and silver niëllo-finished bicycle scene, a hinged silver cuvette engraved with grand prix medals, band decorated in a floral pattern. White enamel dial with radial Roman numerals, outer minute track, subsidiary seconds and blued steel spade hands. Rhodium-plated movement, checker-board decoration, 15 jewels, straight-line lever escapement, monometallic balance, blued steel Breguet balance spring, index regulator. Dial, cuvette and movement signed.
–
Diameter: 46 mm
–
Signed: Movado  Swiss
–
The case is slightly worn.