So-Called Dollars are a type of commemorative medal or token, typically produced in relation to an event or celebration, and often linked to the United States. The term specifically refers to pieces that resemble a dollar in size and shape, although they are not official currency. The 1959 So-Called Dollar series includes various designs, primarily commemorating events such as the 1959 San Francisco World’s Fair, known as the "Golden Gate International Exposition." These items are sought after by collectors for their historical significance and unique designs.