Watch List notes:

Severus Alexander. AD 222-235. Æ Sestertius (28mm, 18.35 g, 12h). Rome mint. 15th emission, AD 232. Laureate bust right, slight drapery / Mars advancing right, holding spear and shield. RIC IV 635; BMCRE 840; Banti 47. Green-brown patina, a few patches of red. Good Fine.