I found this card a couple years back. I have no clue if it works and no way to test it, as I do not have any computer compatible with this interface

Enhance your vintage IBM PC with this IBM CGA Color Graphics Card. The 8-bit ISA card is compatible with IBM computers and is perfect for vintage computing enthusiasts. This unit comes with one color graphics controller card CGA video and is a great addition to your collection. The card is untested.

This IBM CGA Color Graphics Card is perfect for those who want to add a touch of nostalgia to their computing setup. The card is a vintage piece of technology that is compatible with IBM computers. It is perfect for collectors and enthusiasts alike who want to experience the retro charm of computing.