Ending today, Massdrop offers the Nikon 50mm f/1.8D AF Nikkor Lens, model no. 2137, for $79.99 plus $2.90 for shipping. That's the lowest total price we could find by $37. It features 50mm focal length, auto focus, seven diaphragm blades, and a maximum viewing angle of 46°.
It's expected to ship on June 16.