Trade coins

thumb|Austrian gold ducat depicting Kaiser Franz Joseph I of Austria|Franz-Josef, The ducat ( ) coin was used as a trade coin in Europe from the later Middle Ages to the 19th century. Its most familiar version, the gold ducat or sequin containing around of 98.6% fine gold, originated in Venice in 1284 and gained wide international acceptance over the centuries. Similarly named silver ducatons also existed. The gold ducat circulated along with the Florentine florin and preceded the modern British pound sterling.

coin

trade coins issued by various countries

Silver trade coin minted in the United States to facilitate trade with China and the Orient

coin minted by a government, but not necessarily current within the territory of the issuing country