Under development at the moment (so I'll guess we need to keep an eye on it at the moment) is the Checkmate 19" (also 17") IPS Retro Monitor (aka A1500 Plus).
Also - it makes specific mention of the C128 - so there's that!
(https://www.checkmate1500plus.com/graphics/Checkmate-Displays/QuickStart.jpg)
Info at Checkmate A1500 Plus (https://www.checkmate1500plus.com/)