Persia, Hotaki Afghan: Azad Khan; 1163-1170 AH/1750-1757, Very RARE Silver Shahi (1.15 g 13 mm), Mint of Isfahan, Struck AH 1170, NICE ISLAMIC CALLIGRAPHY! It is type A album-2731 rated RR! Nice strike EF
Obverse: Azad Khan type A couplet.
Reverse: Mint اصفهان and date in a circle.