Gold coins available in Iran's market include the full "Emami", the old "Bahar Azadi" design, half‑coins, quarter‑coins, and the Central Bank's one‑gram coins. In addition, products such as Parsian coins, pieces known as "Elizabeth", and foreign samples are also traded. The differences among these items are not limited to size and price; they also involve the issuing authority, purity, net gold content, and other specifications.