Impressive gold German chronograph watch with register Circa 1915

Gold hunting cased chronograph watch by Julius Assmann
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An impressive, large German pink gold Glashütte pocket watch with chronograph and 30-minute counter, circa 1915.
Very fine and rare chronograph movement, fine adjusting device, gold lever, gold escape wheel, screwed gold chatons. Signed stepped enamel dial in perfect condition with Breguet-style radial hours, outer minutes/seconds track, subsidiary dial for the seconds, 30-minute counter, and pink gold Louis XV hands. Polished 14K pink gold à-goutte hunting case. Case and movement with matching number 20227. Accompanied by the original box still containing the spare spring.
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Diameter: 54 mm
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Weight: 135 g
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Signed: J. Assmann Glashütte I/SA