IMP LICI-NIVS AVG, laureate bust right / DN LICINI AVGVSTI, VOT/XX within wreath, SIS* in exergue. 19mm, 3.3 grams. Brown-green patina. Siscia mint, struck ca.320 AD, RIC -.This mintmark is known only for folli of Crispus (RIC !47). To the left of the mintmark there is enough space for the officina - it is likely that the coin was simply struck with the unfinished reverse die.