The cheapest iPhone 6 unlocked SIM-free prices in September 2017
http://www.techradar.com/news/iphone-6-unlocked-sim-free
>
Release date: September 19 2014Launch price: $649 / £539 / AU$869 / Rs 53,500Platform: iOS 10Storage: 16GB / 64GB / 128GBCamera: 8MP / 1.2MPScreen: 4.7-inch 750x1334Battery: 1810mAhColours: Black, Gold, Space Grey, SilverTechRadar rating: ★★★★1/2 Read TechRadar's full iPhone 6 review