Watch List notes:

ISLAMIC, Ottoman Empire. Mahmud II, AH 1223-1255 / AD 1808-1839. 1/4 Altın (Gold, 15 mm, 12 h), Qustantiniya, AH 1223 and regnal year 2 = 1810. KM 605 and 608. Encapsulated in an NGC holder #394952-002, graded MS 63. Good extremely fine.