1372.  
Constantius II. AR Miliarense, Antioch, AD 337-361. 4.14 g. Struck AD 351-354.

DN CONSTANTIVS PF AVG, pearl-diademed, draped and cuirassed bust right.
FELICITAS ROMANORVM, Constantius II and Constantius Gallus  standing facing each other beneath a curved arch, supported by columns with spiral decorations.

Mintmark SMAN. 

RIC VIII 102; RSC 74f.

With permission of CNG Mail bid sale #58, 18 Sept 2001, lot 1372.
Lot sold for $1000.