The utility model discloses a precious metal solution filter. A filter belongs to the technical field of precious metal solution production and comprises a barrel body and a cover body arranged at thetop of the barrel body, a funnel structure is arranged in the barrel body, an exhaust pipe and a discharge pipe are arranged on the outer wall of the barrel body, valves are arranged on the exhaust pipe and the discharge pipe respectively, a filter plate is arranged on the cover body, and a plurality of holes are formed in the filter plate and communicated with the inside of the barrel body. According to the utility model, a negative pressure environment can be formed in the barrel body, so that a noble metal solution is filtered by the funnel structure, insoluble impurities in a system are removed, the exhaust pipe is closed, the discharge pipe is opened, the barrel body is put down, and the filtered noble metal solution can be poured out. The filtering device is simple in structure, practical and convenient, can be used for filtering various metal-containing liquids, is not limited by the filtering environment and conditions, and is particularly suitable for filtering precious metal-containing, expensive materials and precious metal solutions with higher viscosity.