Severus Alexander Aureus. AD 222-238. 6.27 gr. 

IMP C M AVR SEV ALEXAND AVG, laureate, draped, cuirassed bust right.
MARTI PACIFERO, Mars standing left, holding branch and reversed spear. 

RIC 159; Cohen 172; Sear 7817.
Rare.

With permission of cngcoins.com, 2005.