- Extremely Fine Roman Egypt tetradrachm coin.
- Struck for Empress Julia Mamaea at the Alexandria Mint.
- Julia Mamaea was a Syrian noble woman and member of the Severan dynasty. She was the mother of Roman emperor Alexander Severus and remained one of his chief advisors throughout his reign. She was killed in 235 by rebel soldiers alongside her son.
- Dated to Severus Alexander's 12th regnal year given by Greek letters I B = 12 = 232/233 CE.
- Emmett 3194/12, rated as R4 (extremely rare), 12.01g.
- NGC Certified to XF, Strike: 4/5, Surface: 3/5.
- Coin has silvered surfaces, very scarce as such.
- Obverse: draped head of Julia Mamaea facing right with legends in Greek.
- Reverse: Egyptian god Aesculapius facing left sacrificing with patera over lighted altar decked with garlands, holding serpent staff, date letters LIB (= 12) above, palm branch to right.
- Aesculapius is a hero and god of medicine in ancient Greek religion and mythology. He is the son of Apollo and Coronis.