B&H currently has the refurbished Nikon AF-S Nikkor 105mm f/1.4E ED lens for $1,699. Update: all sold out.
The last time we had this offer the lens sold out in minutes because you can save $500 from the regular price of $2,196.95.
Additional coverage of the Nikkor 105mm f/1.4E ED lens for $1,699 lens can be found here.