Julia Mamaea, mother of Severus Alexander (died 225 AD). AE Sestertius. Obv. IVLIA MAMAEA AVGVSTA. Diademed and draped bust right. Rev. VESTA SC. Vesta standing facing, head left, holding palladium and sceptre. RIC IV (Sev. Alex.) 708; C. 83. AE. 19.85 g. 30.00 mm. A delicate and expressive portrait. Traces of smoothong, dark green patina. VF.