I've been wondering what paint I should use for this fixture: https://www.lighting-gallery.net/gallery/displayimage.php?album=8814&pos=1&pid=259144. Here are some images to see why and what paint to use.

I've been looking at this paint: https://www.myperfectcolor.com/paint/461374-pantone-p-79-16-u. Although I understand that for the paint to last, I would need to use TGIC Thermoset Polyester powder coat paint applied over a Chromate Conversion Coating, which would be rather expensive. So, what would be my best bet? Here is the configuration for this paint I used.