IRAN, Qajars. Ahmad Shah, AH 1327-1344 / AD 1909-1925. Half Toman AH 1344 = 1926 (Gold, 16 mm, 1.34 g, 6 h), overdate variety with 4 over 3, Tehran. Uniformed bust of Ahmad Shah facing slightly left between date. Rev. Inscription within wreath; below, inscription. Friedberg 85. KM 1071. An extremely rare overdate variety. In NGC encapsulation, graded MS 62. Usual minor areas of weakness on the obverse and minor doubling on the reverse, otherwise, extremely fine.