of over 1, results for "1 dollar coin" · 1 oz Silver American Eagle BU In Coin Flip With CoinFolio · D American Innovation 4 Coin Set 1 Dollar. The dollar coin is a United States coin with a face value of one United States dollar. It is the second largest U.S. coin currently minted for circulation in terms of physical size, with a diameter of inches and a thickness of in. Looking for a place to find coin values or current coin prices? This is our basic coin price guide for people who are unfamiliar with coins but want to find out about. In the Mint made silver dollar production its top priority, causing other denominations to be produced sparingly if at all that year. Many bidders, under these confusing conditions, ended up with a dollar coin coins at all. The use of much more common half dollars became problematic since merchants would have to separate higher value pre coins from the newer reduced ones. When the U. Trade dollar — [ edit ] The Trade dollar The a dollar coin dollar was produced in response to other Western powers, such as Great Britain, Spain, France, and particularly Mexico, to compete with these trade coins for use in trade in Asia. Some third party grading companies have begun to grade coins still in their GSA holders, as a means of preservation, though this is not without controversy. The actual offer you receive from a particular coin dealer a dollar coin vary depending on the actual grade of the coin and some other factors that determine its worth.