Procopius (Usurper, 365-366). AR Siliqua, Nicomedia mint. D/ DN PROCOPIVS PF AVG. Pearl-diademed, draped and cuirassed bust right. R/ VOT/V within wreath; below, SMN. RIC 6 (R3). C. 14 (Fr. 150). AR. g. 2.00 mm. 18.00 RRR. Very rare and seldom offered. Lovely cabinet tone, with iridescent hues. VF/Good VF.