Watch List notes:

Julia Mamaea, mother of Severus Alexander, Sestertius, Rome, AD 228; AE (g 26,72; mm 31; h 1); IVLIA MAMAEA AVGVSTA, Draped bust r., wearing stephane, Rv. Felicitas standing l., holding long caduceus and cornucopia. RIC 670 (Severus Alexander).
Nice portrait, malachite green patina, good very fine.