A double portrait of HSH Prince Rainier III and HSH Hereditary Prince Albert

show either the European Union before its enlargement on 1 May 2004 or, as of 1 January 2007, a geographical image of Europe. Coins from Italy (including San Marino and the Vatican City), Austria and Portugal show the more recent design only if they are dated “2008” or later.

Interrupted milled

There are two series of coins in circulation.