Gratian Siliqua  2.0gm. Gratian AD 367-382 Silver
   Siliqua 
Obv: DN GRATIA-NVS PF AVG - Diademed
   bust right, draped and cuirassed Rev: VRBS ROMA - Roma seated left on
  cuirass, holding Victory on a globe and spear in the form
of a barbed sceptre. 
Exe: TRPS 
Trier
    mint: RIC IX, 46b, 

Used with permission of CNG (cngcoins.com), 2004