Chrome Rings in Midjourney (Patreon)

I customized some prompts and these we're the final results. You might need to create more variations to achieve the maximum results you want.

floating 3D ring, holographic, gradient, isolated on black

Organic abstract 3D ring shape, metallic holographic iridescent reflective multicolor surface, extra smooth, product picture, gradient color blends, isolated on black, viewed from top, shiny