MegaMacs offers the refurbished Apple iMac Intel Core 2 Duo 3.06GHz 21.5" Desktop, model no. MC413LL/A, for $669.99 plus $2 for shipping. That's $97 under our mention from two weeks ago and the lowest total price we've seen for this refurb model. (We saw it with Lightroom 5 for $97 more four days ago.) This iMac features an Intel Core 2 Duo E7600 3.06GHz dual-core processor, 21.5" 1920x1080 (1080p) LCD, 4GB RAM, 1TB 7200 rpm hard drive, ATI Radeon HD 4670 256MB video card, SuperDrive, Bluetooth 2.1+EDR, AirPort Extreme, iSight webcam and OS X 10.9 Mavericks. Deal ends February 2.

A 90-day MegaMacs warranty applies.