Austrian 4 Ducat
The Austrian 4 Ducats gold coin is among the highest European purity gold coins ever issued. These coins are not legal tender and have only been used as commercial gold coins. The latest date found on any Austrian 4 Ducat gold coin is 1915. However, these coins dated 1915 are restrikes, coined from either 1920-1936, or more recently in the country's official Austrian Mint AG.