Description
The design features a portrait of the Greek mathematician Constantin Carathéodory. Inscribed along the inner edge at the left is the wording “CONSTANTIN CARATHÉODORY 1873-1950”, and at right the minting year “2023” and a palmette (mintmark of the Greek Mint); below the portrait runs the inscription “HELLENIC REPUBLIC”.
The coin’s outer ring depicts the 12 stars of the European flag