BYZANTINE EMPIRE. Justinian I. 527-565 AD. Æ Follis (21.00 gm; 35 mm). Cyzicus mint, RY 19(545/6 AD.). Helmeted bust facing, holding globus cruciger and shield / Large M between ANNO and (XVIIII) date, KYZ in exergue. Sear 207. Well struck on a nice broad flan. Nice original green earthen patina. Choice Good VF.