Watch List notes:

ISLAMIC, Ottoman Empire. Mustafa IV, AH 1222-1223 / AD 1807-1808. Sultani (Gold, 20 mm, 3.20 g, 12 h), Qustantiniya, AH 1222, reganl year 1 = AD 1807. KM 546. Lustrous. A few very minor marks, otherwise, very fine.