Seems to be a decent price, it says £134.99 when you click through, you have to add code BOUKK9F87MZQBM at checkout & pay via Paypal.
They have others that the code also takes 10% off ie the white version is £125.99 with the code, will pop that link in comments & any others I find
5.1'' 1920x1080 (Full HD) AMOLED 16M screen
Gorilla Glass 3 protection
Upgradeable to Android 6.0
Quadcore 2.5 Krait 400 CPU
Adreno 330 GPU
16GB storage, up to 128GB expansion via microSD
16MP rear camera, 2MP front camera
Wifi, Bluetooth 4.0, GPS, NFC, microUSB 3.0
Unlocked for all UK networks
Refurbished, 'Fully tested and restored to factory settings by our in-house technicians, refurbished used device in good condition, fully Tested, fully functional, restored to factory settings, moderate signs of wear and tear which may include scratches, chips or dents to screen and/or housing, 12 month warranty included'