Watch List notes:

Severus Alexander. AD 222-235. AV Aureus (20.5mm, 6.27 g, 12h). Rome mint. 6th emission, AD 226. IMP C M AVR SEV ALEXAND AVG, laureate and draped bust right / P M TR P V COS II P P, Severus Alexander, laureate and togate, standing left, sacrificing out of patera in right hand over lighted tripod to left, and holding volumen in left hand. RIC IV 54; Calicó 3107 (same rev. die as illustration); BMCRE 372 (same rev. die); Biaggi 1326 (same rev. die). Choice EF, lustrous.