The lens is fully functional. It has been tested on a Mamiya M645 1000S body with PD prism finder S.
Aperture can be turned with reassuring clicks. Aperture blades are free of oil.
Focus ring can be turned smoothly.
Marginal traces of dust are visible in the optical block.
The lens barrel shows signs of use, especially on the lens mount.
Comes with front&back cap.