ARAB-BYZANTINE: 7th century, AE follis (11.94g), ND, A-3508X, coarsely engraved imitation of a follis of Justinian I (527-565): king's bust facing left (instead of right), blundered name legend around // capital M, blundered retrograde for Rome below, meaningless squiggles instead of the flanking year formula; allegedly found in Syria or Iraq, but actual issuer unknown, F-VF, RR.
Estimate: 70-100 USD