Watch List notes:

Severus Alexander. A.D. 222-235. Æ sestertius (30.1 mm, 20.38 g, 11 h). Rome mint, A.D. 231-235. IMP ALEXANDER PIVS AVG, laureate head right, draped left shoulder / PROVIDENTIA AVG, S-C, Providentia standing left, holding grain ears over modius and rudder. RIC 645. VF.