Iran - AV ⅕ Toman AH1283 (1866/7 AD), Gold, NASIR AL-DIN SHAH 1848–1896 Tehran mint. Text. Rev. text and date.A. A2923 (RR); Zeno #264358 (this coin).Despite the ¼ Toman being listed as the lightest gold coin of this period, the significant deviation in weight of some examples of this type (0.68 instead of 0.86 grams) suggests a value of ⅕ Toman.0.68 g. Rare. Partially incuse strike Extremely fine