ARAB-BYZANTINE: Justin & Sophia type, late 7th century, AE follis (11.00g), Skythopolis (Baysan), "year 7 ", A-3509.1, ABQ-A1, two seated figures derived from Justin & Sophia, mint name in Greek around / capital M, cross above, ANNO left, year right, NIKO in exergue, diamond officina mark, lovely strike, choice VF to EF, R. Heavy weight, formal calligraphy, and fine style suggest an early issue, perhaps in the 670s.
Estimate: 600- 800 USD