Ottoman Empire. Mahmud I, AH 1143-1168 / AD 1730-1754. Zeri Mahbub (Gold, 20 mm, 2.55 g, 12 h), Misr, AH 1143 = AD 1730/1. Within a central circle surrounded by a dotted circle, ‘sulṭān al-barrayn / wa khāqān al-baḥrayn / al-Sulṭān ibn / al-Sulṭān’ (‘The Sultan of the two lands and the Khaqan of the two seas, Sultan son of Sultan’ in Arabic). Rev. Within a central circle surrounded by a dotted circle, Tughra of Mahmud I; below, ‘ʿazza naṣruhū ḍuriba fī / Miṣr sana / 1143’ (‘May his victory be honoured! Struck in Misr, year 1143’ in Arabic). KM 86. Some areas of weakness, otherwise, good extremely fine.