Independent Kingdoms, Nawabs of Bengal, INO Alamgir II (AH 1167-1173, 1755-1761 AD), Silver Rupee, 11.58 gms, Azimabad Mint (off flan), AH 1170, RY 4, issued during the time of Bengal Nawab Siraj-ud-Doulah as the period of RY 3 of Alamgir II was from 05/1756 AD (08/1169 AH) to 04/1757 AD (08/1170 AH). And the reign period of last independent Bengal Nawab Siraj-ud-Daula was 04/1756 AD (07/1169 AH) to 23/06/1757 AD (05/10/1170 AH), So the ry/date combination comes under the ruling period of Nawab Siraj-ud-Daula, The deputy governor of Azimabad was Rajah Ramnarain, KM # 460.5, very fine, very rare.