Watch List notes:

ISLAMIC, Ottoman Empire. Mahmud II, AH 1223-1255 / AD 1808-1839. ¼ Zeri Mahbub (Gold, 14 mm, 0.80 g, 12 h), Qustantiniya, AH 1223 = AD 1808 / RY 3 = 1810/1. Pere 752. Sultan 1620. Good extremely fine.