The product is a 1925 German 1 Reichsmark coin from the Weimar period, minted in Karlsruhe. It is composed of 50% silver and weighs 4.86 grams. The coin is circulated and has not been certified for its authenticity. Its KM number is 44, indicating its unique designation within the world of numismatics. This historical piece of currency represents a significant period in German history and is a valuable addition to any coin collection.