Platinum, gold, enamel, pearl and diamond set lever Circa 1910

Fine open faced pendant watch with chain by J. Ferrero and Touchon & Co.
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A fine Swiss platinum, gold, enamel, pearl and diamond set open faced keyless lever pendant watch with chain, circa 1910. Retailed by Tiffany & Co. Manual, lever movement, 19 jewels. Silvered dial with Arabic numerals and subsidiary seconds. The case back with translucent blue enamel on engine turned ground, centre with diamond set motif overlay, platinum and diamond set pierced outer frame, diamond set bezel, pearl set crown, to the platinum, white gold, pearl and diamond set chain. Movement signed made for Tiffany & Co. N.Y. by Touchon & Co. Swiss and numbered, inside case back signed made for Tiffany & Co. by J. Ferrero Switzerland and numbered.
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Diameter: 37 mm
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Signed: Tiffany & Co Switzerland – made for Tiffany & Co. N.Y. by Touchon & Co. Swiss – made for Tiffany & Co. by J. Ferrero Switzerland