Severus II as Caesar. Follis

Severus II as Caesar; 305-306 AD, Siscia, Follis, 11.59g. RIC-185a (only officina A, R2). Obv: SEVERVS NOB CAES, Laureate head r. Rx: PERPETV-ITAS AVGG, Roma seated l. above shield, holding Victory and scepter; VI in r. field, SISA in exergue. Ex Curtis L. Clay Collection; Ex Sternberg 28, Nov. 1995, lot 187.Not only are the issues of Severus II rare, this issue in particular in excessively so, as he normally used the standardized type of the group of Emperors established by Diocletian.. MS