Mint Year: 1994 Reference: KM-712. Denomination: 25 Ecu Mint Place: Popjoy mint (PM) Material: Sterling Silver (.925) Weight: 19.15gm (each) Diameter: 38.5mm European Currency Unit (₠ or ECU, French pronunciation: [eky]) was a basket of the currencies of the European Community member states, used as the unit of account of the European Community before being replaced by the euro on 1 January ...