German silver open faced 32h marine chronometer Circa 1951

32 Hour marine chronometer by A. Lange & Söhne
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A German silver open faced 32 hour marine chronometer watch with chronograph, circa 1951. Sold on 30.11.1951 to Centromar, Warsaw Poland for 430 DM. Large anker chronometer mechanism, lever escapement, power reserve, gold screwed compensation balance, swan neck regulator. Silvered dial with up and down indicator, blued steel pear hands. Plain case, signed and numbered.
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Diameter: 59 mm
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Weight: 162 g
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Signed: A. Lange & Söhne Glashütte /SA