Watch List notes:

ATTICA, Athens. Circa 490-480 BC. Tetradrachm (Silver, 21mm, 17.26 g 2). Head of Athena to right, wearing crested Attic helmet. Rev. ΑΘΕ Owl standing to right, head facing; behind, olive sprig. Seltman, Group M. SNG Copenhagen 20. Rare. Nicely toned and with a bold Archaic head of Athena. Good very fine.