35mm manual focus rangefinder camera made by Mamiya. Third version, released in 1957. Features a lever film advance instead of the knob of the earlier models and an EV scale on the shutter speed ring. Metal construction in silver finish.

• Lens: Mamiya-Sekor 5cm f2.8
• Minimum focus distance: 1m
• Aperture blades: 5
• Shutter: Seikosha-MXL, 1s - 1/500th +B
• ISO Range: Reminder only, 10 - 400
• Size: 134 x 75 x 65mm
• Weight: 678g