Crispus Caesar (317-326). AE Follis, Lugdunum mint. DN CRISPO NOB CAES. Helmeted and cuirassed bust right. / VIRTVS EXERCIT. Standard inscribed VOT/XX; captive seated on ground on either side; in field, A-S; in exergue, PLC. RIC VII 109 (R2). AE. 2.72 g. 18.00 mm. RR. Rare. Dark brown patina. VF.