The product is a 1983-Mo 1 oz silver Mexican Libertad coin in a business strike type and BU GEM grade. This coin is from the Mexican Mint with a fineness of 0.999 and contains 1 oz of precious metal content per unit. It is uncertified and a valuable addition to any coin collection or investment portfolio. This coin appears to be in the very high bu gem grade, and hasn’t been cleaned in any way.