Watch List notes:

Attica, Athens, Drachm, after 449 BC; AR (g 4,25; mm 16; h 9); Head of Athena r., wearing crested attic helmet decorated with a olive wreath and palmette, Rv. AΘE, owl standing r. with closed wings; at l. olive twig and crescent. All within incuse square. SNG Copenhagen 41.
Rare. Old cabinet tone. Good very fine