Watch List notes:

EGYPT, Alexandria. Commodus. AD 177-192. BI Tetradrachm (23.5mm, 10.75 g, 12h). Dated RY 25 of Marcus Aurelius (AD 184/185). Laureate head right / Bust of Nilus right, wearing taenia, slight drapery; cornucopia behind his right shoulder; L KЄ (date) across field. Köln 2222; Dattari (Savio) 9580-1; K&G 41.60; Emmett 2552.25. Dark gray-brown surfaces. VF. It's also possible that this coin is dated RY 29 (KΘ).

Ex Hermanubis Collection (Classical Numismatic Group Electronic Auction 377, 29 June 2016), lot 279.