Today only until 11 am ET, Qualitycellz via eBay offers the Unlocked Apple iPhone 5s 32GB 4G LTE Smartphone in Space Gray, model no. ME308LL/A, for $699.99 with free shipping. That's the lowest price we've seen and $49 less than what Apple charges. Although unlocked, it's still only usable on GSM carriers such as AT&T and T-Mobile.