French 18 Carat gold tonneau shaped Art Deco dress watch Circa 1930

Gold open faced lever pocket watch 
–
A fine French, 18 Carat gold, tonneau shaped, Art Deco, enamel keyless dress watch, circa 1930. The back engine-turned in a geometrical pattern centred by an enamel floral pattern, borders and bow chased in a foliate design. Silver dial, black painted Arabic numerals, outer minute track, subsidiary seconds. Blued steel spade hands. A gilt brass movement, 15 jewels, straight-line lever escapement, cut bimetallic balance, Breguet balance spring. Dial signed.
–
Dimensions: 41 x 52 mm
–
Signed: Alti  French
–
The dial is patinated.