German gold filled watch for American market Circa 1880

Gold filled hunting cased watch
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A German gold filled hunting cased watch, made for the American market, circa 1880, nickel lever movement, 1a quality, diamond endstone, jewels carried in gold screwed chatons, gold filled cuvette.
White enamel dial, blue Arabic numerals, subsidiary seconds, case engraved with monogram enamelled in red, white and blue, case signed C.W. Schumann’s Sons.
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Diameter: 58 mm