Sword Guard (Tsuba)

Dark brown metal object with rounded rectangular shape and three holes. The object has a wavy edge with rounded protrusions on the bottom. The top edge is curved and smooth. There are two oval-shaped holes on either side. The central hole is long and narrow, tapered with a wider top and bottom. The center of the object shows signs of rust or wear. Small golden spots are visible on the bottom. The background is plain white. This is a sword guard or tsuba by an unknown artist.