Flagship rangefinder camera from Nikon! This is the pinnacle of this type of cameras. Large characteristic sight window including two multifocal sights; Shutter up to 1 / 1000th and scrolling 1 / 60th. Image counter with automatic reset. Nikon S-30 motor could be plugged in.
Below, this Nikon SP with the selenium light meter in black model II version (up to 3200 ASA). Nr 952389. The light meter is coupled to the speed adjustment dial of the camera by a small gear. There was a very first gray light meter (very rare) then two main versions of the black model. These exposure meters were designed for the Nikon SP, S3, S3M, and S4 rangefinders.