Watch List notes:

Severus Alexander. AD 222-235. AR Denarius (18.5mm, 3.00 g, 6h). Rome mint. 15th emission, AD 232. Laureate, draped, and cuirassed bust right / Mars advancing right, holding transverse spear and shield. RIC IV 246; BMCRE 833; RSC 161a. Lightly toned, a spot of verdigris on the reverse. Choice EF.

Ex MoneyMuseum, Zurich Collection (Classical Numismatic Group Electronic Auction 342, 14 January 2015), lot 636; Gorny & Mosch 186 (8 March 2010), lot 2184.