Watch List notes:

ATTICA. Athens. 136/5 BC. Tetradrachm (Silver, 33 mm, 16.89 g, 12 h), Hera..., Aristoph... and Basilei... Head of Athena Parthenos to right, wearing triple-crested Attic helmet adorned with Pegasos. Rev. Α-ΘΕ /ΗΡΑ / ΑΡΙ - ΣΤΟ /ΒΑΣΙ/ΛΕΙ Owl standing facing on amphora; to left, club of Herakles downwards, with lion skin and bow in case; on amphora, Κ (= 11th month); below amphora, ΓΛ (= contractor's initials); all within olive wreath. Thompson 339a. Well struck on a broad flan. Very fine.

Bought privately from H.J.Berk, Chicago, prior to 2010.