The top of the chamber is dated 1916 and the toggle is marked "DWM". The right side of the barrel extension has the three crown over Gothic letter proofs next to the Imperial Eagle proof, and the left side has the four digit serial number. The bottom of the barrel has the correct four digit serial number along with the letter suffix and the bore diameter of "8,82". It is numbered in the military fashion with the full serial number on the barrel, front of the frame and barrel extension with the last two digits of the serial number on the various small components. It is correctly marked "GESICHERT and GELADEN" on the safety and extractor respectively and it has fixed sights and is fitted with a WWI nickel magazine with a wooden base that is marked with single serial number "4393" and no proof mark.