Constantius II, AV solidus, 4.49 gr. AD 347-350. 

FL IVL CONSTAN-TIVS PF AVG, pearl and rosette-diademed, draped 
and cuirassed bust right
GLORIA REI-PVBLICAE, Roma seated on the left, head facing, 
Constantinopolis seated left on the right, looking left, 
left foot on prow, holding between them a shield inscribed 
VOT XX MVLT XXX. Roma's right hand beneath the shield. 

Mintmark SMANZ.

RIC VIII Antioch 84.

From the Collection of Dr. Richard Aghababian. 
Estimate: $700- $900

Offered by Stack's Bowers and Ponterio auction ending in January 2015