I know iphones are not popular on here but this seems a pretty good sim free price available in grey, gold and white
Note this is US version, I have used itison previously and they have always been reliable
Make the right call and get your hands on the latest, brand new Apple iPhone 5s in Space Grey.
Packed with ground-breaking features and unlocked, ready to use on any network, it’ll put a world of possibilities in the palm of your hand.
Thin, lightweight design
Touch ID fingerprint identity sensor for impenetrable security - put your finger on the Home button, and your iPhone unlocks, or approves purchases from iTunes or the App Store
New 8-megapixel iSight camera with 15% larger sensor, wider aperture, 2 True Tone flash, burst mode and slo-mo video
Ultra-fast wireless, supporting more networks than ever before for faster downloads
iOS 7 - designed to complement iPhone 5s and introduce new features like smarter multitasking, AirDrop and Control Centre
All-new 64-bit A7 chip for 2x faster CPU and graphics performance
M7 motion coprocessor to optimum power efficiency
Unlocked iPhone – not tied to a specific network, giving you freedom to choose any supported GSM network worldwide
1 year Apple manufacturer’s warranty
US model – US to UK adaptor supplied with product, can also be charged via the supplied USB cable