Watch List notes:

Egypt, Alexandria Julia Mamaea, mother of Severus Alexander Drachm circa 230-231 (year 10), Æ 32.00 mm., 12.74 g.
Draped bust r., wearing stephane. Rev. Zeus head r., laureate and draped; in front, palm branch; in l. field, LI. Dattari 4558. RPC VI 5495

Very rare and in good condition for the issue, About Very Fine.