TYPE Byzantine Empire, Justinian I (527-565 AD), bronze follis, Constantinople mint, struck 544-5 AD DESCRIPTION . Obv: Helmeted and cuirassed bust of emperor facing, holding globus cruciger, Latin legend D N IVSTINIANVS PP AVG Rev: Denomination (M = 40 nummi), cross above, reg. yr. 18 to sides, officina "gamma" below, mintmark CON in exergue REFERENCE: SB 163 GRADING: AVF, rough green-brown patina ORDER INFO: B1737, $28