Watch List notes:

Severus Alexander. AD 222-235. AR Denarius (18mm, 3.10 g, 1h). Rome mint. 15th emission, AD 232. Laureate, draped, and cuirassed bust right / Mars advancing right, holding transverse spear and shield. RIC IV 246; BMCRE 831-2; RSC 161a. Bright surfaces, trace of porosity. Near EF.