Watch List notes:

Attica, Athens. Tetradrachm after 449 BC, AR 17.12 g. Head of Athena r., wearing Attic helmet decorated with olive leaves and palmette. Rev. Owl standing r.; in l. field, olive sprig and crescent. All within incuse square. Svoronos pl. XII, 6. SNG Copenhagen 36.
Two test cuts on edge and attempt of piercing on reverse, otherwise good very fine