Symbol meaning

it looks most like a flower and a spiral so something about the timeless existence of nature or organics

certainly looks like it has something to do with the Fibonacci Sequence

https://www.google.com/search?q=sahasrara+spiral+chakra

Is it broken/not complete?

Looks like it may be the creative interpretation of the heart chakra symbol.

Google lens could not find a match. Possibly pagan but not definate.
Other Louts pendant that has been damaged.

do you have Any background info on it at all ?

It appears that what you have there is a loosely represented star fractal.

Looks like a variation of an atheist/science symbol. Looks broken too.

Someone's weird imagination

probably some custom etsy stuff

That's some 'insidious' or 'conjuring' looking shit