Previous Next Greece 2 Euro "Constantin" 2023 Enlarge Special 2 euro coin in honor of the mathematician Constantin Carathéodory (1873-1950). First select a size and year to continue. € 4,95 Order now Add to Wish List Login Remember me Forgot your password? Enter your e-mail address to reset your password. If your account is known to us, the password will be sent to you.