ARAB-BYZANTINE: Standing Emperor, ca. 670s-680s, AE fals (4.93g), Ba'albakk, ND, A-3518, Greek KAΛO to the far right // capital M, mint name in both Arabic & Greek (as usual for this mint), crescent below the center of the letter M, bold VF, RR. This type is normally recognized as a muling of an obverse for Damascus with a reverse for Ba'albakk.
Estimate: 120-160 USD