Watch List notes:

Severus Alexander, as Caesar, 222. Denarius (Silver, 20 mm, 2.88 g, 7 h), Rome. M AVR ALEXANDER CAES Bare-headed and draped bust of Severus Alexander to right, seen from behind. Rev. PIETAS AVG Emblems of the pontificate: lituus, secespita, guttus, simpulum, and aspergillum. BMC 266. Cohen 198. RIC 3. Rare and with a charming portrait. About extremely fine.