LG's OLED W7 is the company's top-of-the-line OLED TV for 2017. The TV (which comes in either 65" or 77") is extremely thin (2.57 mm all the way) and attaches to the wall using magnets. A thin cable on the bottom connects to the sound bar. Other features include a 4K resolution, HDR support (to four different standards), WebOS 3.5 and Dolby Atmos sound.
The OLEDW7 TVs are not shipping yet, but the 65" model will cost $7,999 and the 77" will cost $19,999 (it's estimated release date is June 2017).
65"/77" 4K OLED panels