Constantine, AE follis, Siscia, AD 319-320.

IMP CONSTAN-TINVS AVG, cuirassed bust left, wearing
high-crested helmet, spear over right shoulder, shield
on left arm. 
VICT dot LAETAE PRINC PERP, Two Victories resting shield 
 inscribed VOT PR, on an altar with S on altar front.

Mintmark Delta SIS dot

RIC VII Siscia 101, rated R5

With permission of Pecunem Solidus Numismatik, May 2014.