Seal with knob in the shape of a wheel

Seal with knob in the shape of a wheel by Unknown. The object is a seal with a knob on top. The knob is round and features a sunburst design. The sunburst design on the knob consists of a circle surrounded by elongated ovals. The circle and ovals are white, while the background of the knob is brown. The knob has a smaller concentric circle of circles and dots around the sunburst design. The base of the knob has a repeating pattern of white ovals on a brown background. The knob sits on a short cylindrical piece with the same oval pattern. The cylindrical piece sits on a rectangular base. The base is made of the same material as the rest of the seal and has a similar color. The base is light-colored with brown veins. The background of the image is dark at the top and light at the bottom.