The new DisplayHDR certificate aims at a more clear classification for HDR-grade LCD displays. It includes three tiers that have distinct logos and are differentiated according to luminance, color gamut, bit depth and rise time. Commercial DisplayHDR-certified screens will be available as soon as Q1 2018.
https://www.notebookcheck.net/VESA-introduces-three-tier-DisplayHDR-open-standard-for-LCD-screens.271322.0.html