Justinian I. 527-565. Æ Follis (42mm, 22.76 g, 12h). Cyzicus mint, 2nd officina. Dated RY 15 (541/2). Helmeted and cuirassed bust facing, holding globus cruciger and shield / Large M; cross above, date flanking; B//KYZ. DOC 167b; MIBE 120a; SB 207. VF, green patina.