German 18 carat rose gold open faced lever watch Circa 1910

Rose gold lever pocket watch by A. Lange & Söhne
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A German 18 carat rose gold open faced keyless lever pocket watch, circa 1910. Nickel finished 3/4 plate first quality movement, engraved balance bridge, diamond endstone, some jewels carried in screwed gold chatons. Gold cuvette. White enamel dial with Breguet numerals and subsidiary seconds. Plain case with the back lid centered by a later diamond and sapphire set ‘S’. Cuvette, dial and movement signed.
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Diameter: 51 mm
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Signed: A. Lange & Söhne