"Nice shoes man, those are rich."
"I'm rockin a bar of gold attached to a platinum chain, don't tell me that ain't rich!"
Being more well-off than your peers. As in having a lot more money than they do. Being well-ahead of them financially.
For instance Bill Gates is a lot wealthier than all the people his age, he's rich.
Damn, You're rich.
Look at that CEO, He's rich.
Look at that model, she's rich.