Septimius Severus AE25 of Dium, Macedonia. AD 193-211. 7.84 g.

IMP C L SEPT SEVERVM PER, laureate, draped and cuirassed bust right.
COL IVL DIENSIVM, D-D across fields, Athena standing front, 
looking left, holding patera and serpent-entwined spear, 
serpent at foot left.

Varbanov 3441; Kremydi 3; Mionnet Supp. III, 401. 

With permission of Roma Numismatics auction 4, Lot 2235, Sept. 2012.