Watch List notes:

EGYPT, Alexandria. Marcus Aurelius. As Caesar, AD 139-161. BI Tetradrachm (22mm, 12.92 g, 12h). Dated RY 12 of Antoninus Pius (AD 148/149). Bare head right / Draped bust of Ammon right, wearing disc crown; L ∆ω∆Є KATOV (date) around. Köln –; Dattari (Savio) 3187; K&G 37.14; Emmett 1869.12. Near VF, toned with areas of verdigris.

From a Hungarian Collection formed primarily in the 1930's.