German stainless steel deck watch with power reserve Circa 1940

Stainless steel lever watch with 35h power reserve by A. Lange & Söhne
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A stainless steel open faced keyless lever deck watch of the German Kriegsmarine with power reserve indication, circa 1940. Completed by Andreas Huber in München-Berlin. Gilt finished ¾ plate lever movement with a bimetallic compensation balance and swan neck regulator. The hinged stainless steel cuvette is engraved Werk A. Lange & Söhne, Fertiggestellt Andreas Huber München-Berlin. Matte silvered dial with Arabic hour numerals, an outer minute track, blued steel spade hands, and two subsidiary dials for 35 hour power reserve and constant seconds. The plain case with a snap on back. Case, cuvette and movement signed and numbered, cuvette also signed Andreas Huber.
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Diameter: 59.5 mm
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Signed: A. Lange & Söhne Glashütte I/SA