Maxentius. AE2 of Ostia. AD 309-312. 6.94 g.

IMP C MAXENTIVS PF AVG, laureate head right.
AETERNITAS AVG N, Fides, draped, standing left, holding standard in each hand.

Mintmark MOSTS

RIC VI Ostia 43 (this coin); BMC B1550 (ditto).

Image courtesy of the British Museum.