Afghanistan. Barakzai, Sher 'Ali (AH 1280-1296 / AD 1863-1879). AR Rupee, Dar al-Sultan Kabul, dually dated AH 1289 (1872). Obv. Name in persian, AH date below. Rev. Mint and Ah date below. KM 519. 9.20 g. 21.00 mm. R. Rare with the date on both side. VF+.