Watch List notes:

PHILISTIA (PALESTINE). Uncertain mint. Mid 5th century-333 BC. Obol (Silver, 8 mm, 0.62 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; all within incuse square. Gitler & Tal IX.1O. Deeply toned. Very fine.