Xiamomi's mi alpha show the phone is entirely made of glass. Looks gorgeous.
It comes with Snapdragon 855+ processor with 12 GB of ram, 512 Gb of storage and 4,050 maAH battery with 40W Wired fast-charging.
Its concept phone and it wouldn't be mass produced. It will produced on small scale and price will cost up to 19,999 Yuan (2,800$) according to Verge. It will be produced on December.
Specifications :SEE HERE (GSMARENA)