Bidspirit auction | Ottoman (Tunisia) gold 1/2 Sultani

Ottoman (Tunisia) gold 1/2 Sultani (hammered coinage / Zeri Mahbub) dated 1188 (1774-75), 17.5mm; in VF & pierced: a few surface scratches on rev. & corrosion(?) on edge. Beeded edge, bisected obv. & 4-line leg. rev. Unlisted in Krauss