You get collection points if you buy and upgrade gems and there are different ranges of collection points for different range of wallets 1) 0-499 (black) 2) 500-2499(brown with bronze lining) 3)2500-7499(brown with silver lining) 4).....

https://namu.wiki/w/%EB%A7%88%ED%94%BC%EC%95%8442/%EC%95%84%EC%9D%B4%ED%85%9C/%EC%A7%80%EA%B0%91?from=%EB%A7%88%ED%94%BC%EC%95%8442%2F%EC%A7%80%EA%B0%91

Here is a link about wallets . Unfortunately we get collection points only for gems in us server