Watch List notes:

GREEK COINS
Attica

Athens, c. 455-449 BC. Tetradrachm (Silver, 24mm, 17.20g 9). Head of Athena to right, wearing disc earring, pearl necklace and a crested Attic helmet adorned with three olive leaves and a spiral palmette. Rev. ΑΘΕ Owl standing to right, head facing the viewer; to left, olive sprig and crescent moon; all within incuse square. Agora 8c ff. Svoronos, Trésor pl. 14. A very well and sharply struck example. Good extremely fine.

From a European collection.