Microscope used for watching diamond waist number

The utility model discloses a microscope used for watching a diamond waist number. The microscope comprises a zoom lens arranged horizontally. A rotation bench for the placement of a diamond is arranged in front of the zoom lens. The bottom part of the zoom lens is provided with a moving platform which enables the zoom lens to move in the left-right, front-back and up-down directions. The rotation bench and the moving platform are fixed on a base. The rear end of the zoom lens is connected with a CCD image sensor. The CCD image sensor is connected with a liquid crystal display screen. According to the utility model, the zoom lens is arranged horizontally, the diamond is arranged behind the rotation bench, and a user can easily watch the diamond waist number from the side of the diamond by rotating the whole rotation bench or adjusting the moving platform, so that a diamond claw is no longer needed for grasping the diamond. By adopting the microscope, watching is more convenient; in addition, the microscope is simple in structure and convenient to manufacture.