Crispus Caesar Follis, struck AD Arles mint. Obv: CRISPVS NOB CAES, laureate, draped and cuirassed bust right. Rev: PRINCIPIA IVVENTVTIS / Q (star above crescent) R, Prince helmeted, in military dress, standing left, holding reversed spear, right hand on shield set on ground. 3,10 g, 19 mm. RIC 162