Severus Alexander AR quinarius. AD 222-228. 15 mm, 1.09 g. 

IMP C M AVR SEV ALEXAND AVG, laureate, draped bust right.
AEQVITAS AVG, Aequitas standing left, holding scales and cornucopiae.

RIC 128; RSC 10; BMCRE 332.

With permission of cngcoins.com, auction 444, Lot 387, May 2019.