Plaque in the shape of a fish

The object is a light gray, stone or metal plaque shaped like a fish. The plaque is oriented vertically. It has a hole at the top and two small protrusions on either side, just below the hole. The body of the fish shape is long and narrow, with a series of lines on the side that resemble scales or fins. There are also some darker gray lines or markings on the surface of the plaque. The background of the image is a dark gray color. The plaque appears to be an ancient artifact, possibly a piece of jewelry or a decorative item. The title of the image is "Plaque in the shape of a fish" and the artist is not specified.