French 18 Carat yellow gold and enamel keyless dress watch Circa 1910

Gold watch with diamond set and split pearls
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A very fine and elegant, thin French, 18 Carat yellow gold and enamel keyless dress pocket watch with diamond set, circa 1910. A knife edge band, back cover with alternating gold and blue translucent stripes, white enamel dot border resembling split pearls, center with diamond set rosette framed en suite. Silver, sunburst engine turned with black Arabic numerals, outer minute track. Blued steel Breguet hands. A gilt brass movement, bar caliber, 17 jewels, straight line lever escapement, cut bi metallic compensation balance, blued steel flat balance spring and an index regulator.
Dial and movement signed, case numbered.
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Diameter: 29 mm
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Thickness: 7 mm
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Signed: Cartier  Paris
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The case is slightly restored