The Austrian Gold Vienna Philharmonic was first manufactured in 1989. The purity is 24 karat gold and weighs 1 troy ounce The obverse features the Great organ in Vienna's old concert hall. The weight, fineness, date of issue, and face value in Euros are also included. At top sits the official name of the country, "Republic Osterreich". The reverse depicts a collection of orchestral instruments: a cello, four violins, a french horn, bassoon, and harp. The Austrian Mint guarantees the Philharmonics weight and purity and backs its monetary value.