The product is a 3g .999 pure silver coin called Plata Pura, minted in Mexico with a mintage of only 3,000 coins. It comes with a Certificate of Authenticity (COA) included. This coin is composed of silver with a fineness of 0.999 and is in proof strike type. The total precious metal content per coin is 3g, making it a valuable addition to any coin collection or investment portfolio.