Watch List notes:

BYZANTINE EMPIRE. Justinian I. AD 527-565. Æ Decanummium (2.96 gm; 15 mm). Dated RY 30=AD 556/7. Nikomedia. D N IVSTINIANVS P P AVG, pearl diademed, draped, cuirassed bust right / Large I, ANNO to left, cross above, XXX to right, mintmark NIK. Sear 205; MIB 118. dark green patina. Choice aEF.