Watch List notes:

Greek. ATTICA, Athens (Circa 454-404 BC) AR Tetradrachm (24,2 mm, 17,2 g)
Obv: Head of Athena to right, wearing crested Attic helmet ornamented with three olive leaves above visor and spiral palmette on bowl, round earring with central boss, and pearl necklace.
Rev: Owl standing to right with head facing, olive sprig and crescent behind, ΑΘΕ before; all within incuse square.