Watch List notes:

Severus Alexander (222-235). AR Denarius, 228 AD. Obv. IMP C M AVR SEV ALEXAND AVG. Laureate hed right. Rev. P M TR P VII COS II P P. Mars standing right, holding spear in right hand and resting left on shield. RIC 74. C. 336. AR. g. 3.48 mm. 21.00 EF.