Watch List notes:

EGYPT, Alexandria. Commodus. AD 177-192. BI Tetradrachm (26mm, 12.23 g, 12h). Dated RY 22 of Marcus Aurelius (AD 181/2). Laureate head right / Zeus standing facing, head left, holding scepter and thunderbolt; [L] K B (date) across lower field. Köln 2208; Dattari (Savio) 3894 & 9592; K&G 41.32; Emmett 2564.22. VF, dark gray-brown surfaces, some roughness around the edges.

From the Hermanubis Collection.