6ave via Newegg offers the factory-refurbished Apple iMac 21.5" Intel Broadwell Core i5 All-in-One Desktop with Retina Display, model no. MK452LL/A, for $959 with free shipping. That's $41 below our mention from last month, the best deal for a refurb now by $141, and the lowest total price we've seen. (It's also $441 less than the best deal we could find for a new unit.)
It features an Intel Broadwell Core i5 3.1GHz quad-core CPU, 21.5" 4096x2304 4K IPS Retina display, 8GB RAM, 1TB hard drive, Intel Iris Pro Graphics 6200, 802.11ac wireless, Gigabit Ethernet, Bluetooth 4.0, Magic Keyboard and Mouse 2, and Mac OS X 10.12 (Sierra). A 1-year Apple warranty applies.