Watch List notes:

EGYPT, Alexandria. Commodus. AD 177-192. BI Tetradrachm (24mm, 12.99 g, 11h). Dated RY 23 of Marcus Aurelius (AD 182/183). Laureate head right / Head of Zeus-Ammon right, wearing solar disk and horn; [L K]-Γ (date) across field. Köln –; Dattari (Savio) 3899; K&G 41.33; Emmett 2568.23. VF, dark brown surfaces, slightly off center on the reverse.

From the Hermanubis Collection.