|The Official Blister 2012 contains the 1, 2, 5, 10, 20, 50 cent coins and 1, 2 euros (unc), as well as the 2 euro commemorative coin celebrating the 10th anniversarry of euro banknotes and coins and 2 euros commemorating the 100th anniversary of the death of Grand Duke William IV.
On 1 January 2002, euro banknotes and coins were introduced in 12 Member States of the European Union. The introduction of the euro cash was an unprecedented challenge, but it went smoothly, and billions of banknotes and coins started to circulate in a matter of days. Five more Member States adopted the euro in later years, so a total of 17 Member States – and 332 million people – use the currency as of 2011. It has become a symbol of Europe, and the banknotes and coins have become a part of european citizens daily lives.
The second commemorative coin commemorates the 100 anniversary of the death of Grand Duke William IV (22 April 1852 - 25 February 1912), who reigned as the sovereign Grand Duke of Luxembourg from 17 November 1905 until his death. He succeeded his father, Adolphe, Grand Duke of Luxembourg. He also held the titular title of Duke of Nassau. William IV was a Protestant, the religion of the House of Nassau. He married Marie Anne of Portugal, believing that a Roman Catholic country ought to have a Roman Catholic monarch. Thus since William IV all other Grand Dukes have been Catholic.
Luxembourg euro coins feature three different designs, though they all contain the portrait or effigy of Grand Duke Henri of Luxembourg. The Grand Duke Henri of Luxembourg appears on the coins facing to the left. He was not featured on the Luxembourgish franc as he only became Grand Duke in 2000 following the abdication of his father, Jean. Jean's portrait on the francs showed him facing to the right and it is common in a number of countries for successive monarchs to alternate the direction they faced on coins. Other euro coins issued by member states which are monarchies show