Belt Buckle Knife

FIG. 1 is a front-left-top isometric view of a belt buckle knife;

FIG. 2 is a bottom view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a back view thereof.

The broken lines depict portions of the belt buckle knife in which the design is embodied that form no part of the claimed design.