Constantine I AE3 312-313 AD Rome 
4.07g; 21mm

IMP CONSTANTINVS PF AVG, laureate, cuirassed bust right

SPQR OPTIMO PRINCIPI, legionary eagle between two standards, 
the left surmounted by a hand, the right by a wreath. 

Mintmark RP. 

RIC VI Rome 349a. Common

With permission of Roma Numismatics, Jan. 2010