Watch List notes:

EGYPT, Alexandria. Commodus. AD 177-192. BI Tetradrachm (25.5mm, 12.23 g, 11h). Dated RY 27 of Marcus Aurelius (AD 186/7). Laureate head right / Head of Zeus-Ammon right, wearing solar disk and horn; L K Z (date) across field. Köln 2225; Dattari (Savio) 3900; K&G 41.84; RPC IV Online 14204; Emmett 2568.27. Dark brown patina, minor porosity, slightly off center obverse. VF.

From the Rocky Mountain Collection of Alexandrian Coins. Ex Pegasi 35 (15 November 2016), lot 363.