B&H Photo Video offers the Apple iMac Intel Core i5 2.7GHz 21.5" Desktop, model no. ME086LL/A, for $1,289 with free shipping. (Amazon and MacMall charge the same.) That's $10 under our mention from three weeks ago and the lowest total price we've seen for this very recent model. (It's a current price low by $9.) Features include an Intel Core i5-4570R 2.7GHz Haswell quad-core processor, 21.5" 1920x1080 LED-backlit display, 8GB RAM, 1TB hard drive, AirPort Extreme (802.11n), two Thunderbolt ports, four USB 3.0 ports, FaceTime HD camera, Bluetooth 4.0, Gigabit Ethernet, Magic Mouse, wireless keyboard, and OS X Mountain Lion.

A close price: BLUTEKUSA via eBay has it for a buck more.