Subject of the commemorative coin:
 10th Wedding Anniversary of Prince Albert II and Charlene Wittstoc

 Description:
 The design shows the effigies, in profile, of Prince Albert II and Princess Charlene. At the top is the name of the issuing country “MONACO”. At the bottom, in semi-circle, is the inscription “2011 MARIAGE PRINCIER 2021”. The outer ring of the coin features the twelve stars of the European flag.