Gratian, AR Siliqua, Siscia, AD 375-378. 2.36 g. 

DN GRATIANVS PF AVG, pearl diademed, draped, cuirassed bust right.
VOT XV MVLT XX in four lines within wreath, star in badge at the top of the wreath. 

Mintmark SISCPS. 

RIC IX Siscia 19b1; Sear 19985; RSC 22c-f.

Scarce.

With permission of Auktionshaus H. D. Rauch GmbH - Summer Auction 2013, Lot 1057, Sept. 2013.