German extremely rare gold half hunting cased watch Circa 1890

Gold quality 1A chronograph
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A large and extremely rare quality 1A half hunting cased pocket watch with chronograph made by A. Lange & Söhne in Glashütte, Germany, circa 1890. The numbered case of this watch was crafted from 18 carat gold, is engine turned on both sides and has a vacant cartouche on the back. The white enamel dial features black Roman hours, an outer minute track, red Arabic five minute numerals, outermost fifth of a second divisions, a subsidiary seconds dial at 6 o’clock and gold double spade hands. The numbered movement is fitted with a precision lever escapement, gold lever, gold escape wheel, gold wheels and a diamond end stone.
The case and movement have matching numbers, and the case and dial are signed.
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Diameter: 54 mm
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Weight: 130 g
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Signed: A. Lange & Söhne Glashütte B/Dresden
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This is an extremely rare Glashütte pocket watch, as only six chronographs were made by A. Lange & Söhne fitted in a half hunting case, of which this is the third example from 1890.