L.A. Computer Company offers the refurbished Apple iMac Intel Core i5 2.7GHz 21.5" Desktop for $699 with free shipping. That's $200 under our mention of a new one from Black Friday week and the lowest price we've seen. (It's also a current low for a refurb by $181.) Features include an Intel Core i5-4570R 2.7GHz Haswell quad-core processor, 21.5" 1920x1080 LED-backlit display, 8GB RAM, 1TB hard drive, Intel Iris Pro 5200 graphics, 802.11ac wireless, two Thunderbolt ports, four USB 3.0 ports, FaceTime HD camera, Bluetooth 4.0, Gigabit Ethernet, Magic Mouse, wireless keyboard, and OS X El Capitan.

Note: A 90-day warranty applies but it's unclear who backs it. Also, this doesn't include a keyboard or mouse.