Subject of the commemorative coin:
 40th wedding anniversary of Grand Duke Henri and Grand Duchess consort María Teresa
 Description:
 The design shows the effigies of Grand Duke Henri and Grand Duchess Maria Teresa. Below the effigies are two wedding rings, preceded by the wedding date “14. FEBRUAR 1981” and followed by the year “2021”. The word “LËTZEBUERG”, indicating the issuing country, is at the bottom. The outer ring of the coin features the twelve stars of the European flag.