Kendrick Lamar’s historic diss track, “Not Like Us,” is now diamond eligible in the United States. This means the song has sold over 10 million units, according to RIAA standards. Something very rare, especially for being a diss track, this secures the song’s legacy as one of the most impactful in hip-hop history.

The DJ Mustard produced diss track that became a cultural moment is now, a year later diamond status, a group that includes only a handful of hip-hop songs. To be diamond eligible, a song must move over 10 million certified units, including streaming and digital downloads. It’s a benchmark of massive popularity, staying power, and cross-market appeal.