The smaller brother of the LG V20 was displayed at CES 2017 and got the hands-on treatment. Contrary to the big one, the 5.2 inch V20 Pro is waterproof. However, it was only released in Japan so far.
http://www.notebookcheck.net/LG-V20-Pro-Hands-on-of-the-waterproof-little-brother-of-the-LG-V20.190731.0.html