Watch List notes:

Severus Alexander (222-235). AE Sestertius. Obv. IMP ALEXANDER PIVS AVG. Laureate bust right, with drapery on far shoulder. Rev. PROVIDENTIA AVG SC. Providentia, standing facing, head left, holding two corn-ears over modius and anchor. RIC IV 645; C. 509. AE. 16.15 g. 30.00 mm. A very attractive example, lightly smoothed. Lovely enamel-like deep olive green patina. Insignificant hairline scratch on reverse, otherwise EF.