Factory Certified via eBay offers the refurbished Unlocked Apple iPhone 5 64GB GSM Smartphone in Black (pictured) or White for $499 with free shipping. That's tied with our refurb mention from last week as lowest total price we've seen for an unlocked 64GB iPhone 5. (It's also $100 under the price of a new unit.) It features an Apple A6 processor, 4" 1136x640 Retina display, 8-megapixel iSight camera, 1.2-megapixel FaceTime HD camera, 1080p video capture, 802.11n wireless, Bluetooth 4.0, and 1GB RAM.
Also available is the refurbished Unlocked Apple iPhone 5 16GB GSM Smartphone in Black, model no. MD293LL/A, or White, model no. MD294LL/A, for $449 with free shipping. That's $151 under our mention of a new unit from a year ago and the lowest total price we've seen for this model. Each is covered by a 1-year Apple warranty.