French gold and enamel Art Deco keyless dress watch Circa 1910

Open faced with gold and translucent green straps
–
A very fine and elegant French, Art Deco 18K gold and enamel slim keyless dress watch, circa 1910.The back cover with alternating gold and translucent green straps, white enamel dot border resembling split pearls, centre with spinning foliate rosette, bezel with white and translucent green enamel. Silver, sunburst, engine-turned dial with Roman numerals, outer minute track. Blued steel Breguet hands. A gilt brass movement, bar calibre, 15 jewels, straight-line lever escapement, cut bimetallic compensation balance, flat balance spring. Signed on the dial and movement adapter ring.
–
Diameter: 46 mm
–
Signed: Cartier  Paris