There are several issues with this knife, but Mike was correct in that the most glaring is the liner lock. All the Guntings had compression locks. I have an original 440V plain edge, and the photo you posted is not an original 440V plain edge Gunting.
"There is no weapon more deadly than the will." Bruce Lee
"The most pervasive and least condemned form of dishonesty is not doing the best you can." Colonel Jeff Cooper