Watch List notes:

ATTICA. Athens. 165-142 BC. Tetradrachm (Silver, 32 mm, 16.33 g, 12 h), New Style, Ktesi... and Euma... Head of Athena Parthenos to right, wearing triple-crested Attic helmet adorned with Pegasos. Rev. Α-ΘΕ / KTH/ΣI / EY/MA Owl standing facing on amphora; to right, Nike flying right, holding wreath; on amphora, Β (= 2nd month); below amphora EY (= contractor's initials); all within olive wreath. Svoronos pl. 42. Thompson 266. Toned. Slightly double struck on both sides, otherwise, good very fine.
From the Aletheia Collection, acquired prior to 2000.