Watch List notes:

ATTICA. Athens. Circa 455-449 BC. Tetradrachm (Silver, 24 mm, 17.23 g, 8 h). Head of Athena to right, wearing crested Attic helmet decorated with three olive leaves and palmette. Rev. AΘE Owl standing right, head facing; to left, olive sprig and crescent; all within incuse square. Starr Group V. A. Somewhat porous, otherwise, good very fine.