Muhammad Hassan Khan Qajar (AH 1163-1172) Silver Rupi, (11.38gm, 25mm) Mazandaran mint, 1170 AH (1757) SCARCE and Extremely fine. Notes: Muhammad Hassan Khan Qajar was the head of Qajar family who was killed by Karim Khan Zand for being on the wrong side in a battle in the North of Iran. Agha Muhammad Khan, Muhammad Hassan Khan�s son finally overthrown the Zand dynasty in the south of Iran by killing the last Zand Prince, LotfAli Khan in Kerman�and became the first Shah of Qajar. Even though Muhammad Hassan Khan never was a king, but he minted coins during his lifetime.