Elegant French gold and enamel lever pendant watch Circa 1915

Gold and enameled open faced pendant watch by L. Leroy & Cie
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A very fine, extremely elegant French gold and enameled open faced keyless lever pendant watch, circa 1915. Frosted gilt movement, bar calibre, 15 jewels, straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator. Matte silver dial with black dauphine numerals, outer minute track and original blued steel Breguet hands. The case back decorated with a panel of translucent aquamarine guilloché enamel, bezel decorated with translucent aquamarine enamel interspersed with white enamel scrolls, the border with orange and white half daisies and outer border decorated to match the bezel. Dial, case and movement signed.
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Diameter: 30 mm
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Signed: L. Leroy & Cie