Watch List notes:

Severus Alexander. AD 222-235. AV Aureus (21mm, 6.12 g, 12h). Rome mint. 2nd emission, Late AD 222. IMP C M AVR SEV ALEXAND AVG, laureate, draped, and cuirassed bust right / MARTI PA CIFERO, Mars, helmeted, in military dress, standing front, head left, holding olive branch in right hand and reversed vertical spear in left. RIC IV 159; Calicó 3075b (same rev. die as illustration); BMCRE 67; Biaggi 1315; Jameson –; Mazzini 173 var. (not cuirassed). Lustrous. EF.