Constantius II, AR siliqua, Cyzicus, struck ca AD 347-355. 

DN CONSTAN-TIVS PF AVG, pearl diademed, draped, cuirassed bust right.
VOTIS-XXX-MVLTIS-XXXX in four lines within wreath. Star in badge at top of wreath. 

Mintmark SMK. 

RIC VIII Cyzicus 44A; RSC 342-3m
Rated R3.

With permission of Roma Numismatics, Nov. 2014.