The Windows 8.1 Nokia Lumia 635 is one of the first products to get a proper price cut as a part of the Black Friday deals week that is going on until Cyber Monday week. The Nokia Lumia 635 4G LTE smartphone is cut to just $39 on MicrosoftStore.com today. Very cheap for a Windows 8.1 phone for sure. Nokia Lumia 635 has a 4.5-inch display, a 5MP camera, 8GB … more…