10 Euro (2007) in silver (0,925) commemorating the 30th anniversary of the death of Maria Callas. Portrait of Maria Callas and the inscription "MARIA CALLAS YEAR 2007 ΕΤΟΣ ΑΦΙΕΡΩΜΕΝΟ ΣΤΗ ΜΑΡΙΑ ΚΑΛΛΑΣ" on obverse. National arms on reverse. (Hellas CE.35). Proof.