JemJem offers the refurbished Apple MacBook Pro Intel Core i5 2.53GHz 17" Laptop, model no. MC024LL/A, for $819 with free shipping. That's $161 under our winter mention of a similar refurbished model and the lowest total price we've seen. (It's a current low for a similar refurb by $4.) It features an Intel Core i5 2.53GHz dual-core processor, 17" 1440x900 LED-backlit active-matix display, 4GB RAM, 500GB hard drive, NVIDIA graphics card, iSight video camera, Bluetooth, and Mac OS X. Deal ends June 15.

A 90-day JemJem warranty applies. Note that this unit may have cosmetic blemishes.