'The Highland Mint is licensed by Major League Baseball to mint The Citizens Bank Park 24KT Gold Commemorative Coin struck to the highest standards in minting tradition by The Highland Mint. Each Stadium coin measures 1.5 in diameter and plated with 24KT Gold. Each coin is placed in a protective acrylic capsule, delivered in a black velour jewelry box and accompanied by a numbered Certificate of Authenticity. Mintage of only 5000.