QAJAR: Agha Muhammad Khan, 1779-1797, AV ¼ mohur (2.72g), Kashan, AH1201 (sic), A-2837, type A, in the name of 'Ali b. Musa al-Rida, mint, epithet dar al-mu'minin & date on reverse, About Unc, RR, ex Dabestani Collection. Until now, AH1200 was the latest date I had confirmed for this type.
Estimate: 200-260 USD