Swiss Sterling Silver Argent Guilloche Enamel Miniature Clock early 20th century retailed by Mido. Blue guilloche enamel clock, marked Mido to the the face and mechanism. With makers mark of Stylo, Argent 935 3046 with Switzerland silver hallmark (1882-1934) Weight Approx. 78g / 2.5 gross ozt 
Measurements: Approx. 1.125 inches x .75 inch x 2.25 inches tall (handle up) 1.825 inches tall (handle down) 
Condition: Very good overall age-related condition with some surface wear. The movement ticks after being wound, has not been tested for longevity or accuracy. We recommend all clocks be serviced upon receipt.