This castle is located in the northern part of Qazvin. The same was the residence of Mohammad Zaman Khan-e-Reshvand and was constructed by him. Materials utilized in the construction were stone, mortar and gypsum. For the towers colossal stones have been used.
The castle has three quarters, i.e., the internal, external and the servants quarters, bath, mill and stable. The grand external hall of the castle still exists. The large water reservoir of the castle was made of large bricks and still is in use.