Watch List notes:

Attica, Drachm, Athens, After 449 BC; AR (g 4,16; mm 13; h 9); Head of Athena r., wearing crested Attic helmet, decorated with olive wreath and palmettae, Rv. AΘE, owl standing r.; at l. olive-sprig. All within incuse square. SNG Copenhagen 41.
Rare, old cabinet tone. Good very fine / About extremely fine.