HEJAZ: AV 100 francs (32.13g), NM, ND, KM--, countermarked al-hijaz on France, 100 francs, 1856-A, type KM-786.1, EF on VF-EF host, RR. Modern fantasy countermark, probably made during or shortly after the 1960s. Still, these fantasies are very rare in gold.
Estimate: 4,000- 5,000 USD