Justinian I, AE Follis, 541/542, Year 15, Nicomedia, Officina 1D N IVSTINI_ANVS P P AVGHelmeted, cuirassed bust facing, globus cruciger in right hand, shield in left, cross in right fieldLarge M, A/N/N/O to left, X/U to right, cross above, A belowNIKO in exergue39mm x 40mm, 22.09g