This Button Lock D/A Auto ("9830" stamped on B-side ricasso) has a Damascus spear point blade with false top edge and fileworked spine, single thumbstud with walrus ivory inlay and fileworked edges. Handle has walrus ivory scales, with Damascus dovetailed bolsters button. Stainless steel backspacer and liners are fileworked, including under spine. Has been used and sharpened, has scratches, the button has a hair trigger and will fire on its own. Fair condition.