Maximinus II, as Caesar (AD 305-308), Gold Aureus, 5.3 gms., mint of Serdica, struck c.AD 305-307, MAXIMINVS NOB CAES, laureate head right, rev. PRINCIPI IVVENTVTIS around Maximinus standing left in military dress holding globe and sceptre, two standards behind, /KS/k in left field, *SM*SD* in exergue (cf RIC 8b (for obverse) and 19 (for reverse)), bumps and surface marks, very fine and very rare