Even though LG seems set to showcase the new convertible at CES 2019, retailers like Best Buy are already listing the device for a starting price of $1500. The official product page shows everything we can expect from the first Gram 2-in-1 including Whiskey Lake-U with no 4K UHD options whatsoever.
https://www.notebookcheck.net/LG-Gram-2-in-1-is-now-real-and-on-sale-ahead-of-CES-2019.391866.0.html