German yellow gold hunting cased pocket watch Circa 1890

Yellow gold hunting cased watch
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A German yellow gold hunting cased watch with enamel dial, circa 1890, mercury gilt 3/4 plate lever movement, cut bimetallic balance with gold peripheral timing screws, blued Breguet balance spring with terminal curb, swan neck micrometric regulation system, 14k yellow gold engraved cuvette, three steps enamel dial with black Breguet numerals, subsidiary seconds, outer minute track with blue 5 minutes indication, 14k yellow gold Empire-style case, case, dial and movement signed.
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Diameter: 51.5 mm
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Signed: A. Lange & Söhne Glashütte