He wore his ethnic heritage as a 'badge of honor/pride'. [=he was proud of his ethnic heritage and did not try to hide it]
She was wearing a 'badge' that read “Support your local library.”
The receptionist glanced at my visitor's 'badge'.
(..) We have a question. Do you wanna be a cop, or do you wanna appear to be a cop? It's an honest question. Lot of guys want to appear to be cops. Gun, badge, pretend they're on TV. A lot of them just wanna slam a nigger through a window... I'm set without your own personal job application, sergeant. (..)2006 The Departed