This item is in Mint Condition.  A Puma special edition Luger Commemorative knife, Model 835 CK.
This is a special edition, called the Excelsior Grade, and serial numbered between #22 and #300.
This one is serial number #195.
Made by Puma for the A.G. Russell Company in 1973-74. to commemorate the German Luger pistol.
3,600 knives were commissioned. The first 1000 were serialized in various grades, including Premier, Excelsior, and Collector Grade. .
Both bolters are engraved on both sides.  The blade is beautiful with a full gold etching. It’s challenging to find one now with etching being this nice.