Watch List notes:

Severus Alexander, 222-235. Denarius (Silver, 20 mm, 3.38 g, 7 h), Rome, 232. IMP ALEXAN-DER PIVS AVG Laureate, draped and cuirased bust of Severus Alexander to right. Rev. MARS VLTOR Mars advancing to right, holding shield on left arm and spear in right hand. BMC 831-832. Cohen 161. RIC IV 246. Very attractively struck and toned; a superior example. Good extremely fine.
From an old collection in Geneva.