Arcadius AE4. 

Obv: D N ARCADI-VS P F AVG, pearl-diademed, draped, cuirassed bust right 
Rev: GLORIA-ROMANORVM, emperor standing facing holding labarum
 in right hand and globe in left. 
Mintmark SMK Gamma

RIC IX Cyzicus 27b

Contributed by Grzegorz Chladek, September 2009