Post Malone and Rihanna.
Erika Goldring/Ezra Shaw/Getty Images
- The RIAA gives diamond certifications to songs that have gone platinum 10 times.
- Only 147 songs in history have been certified diamond and 25 artists have multiple songs on the list.
- Post Malone has the most with nine, followed by Rihanna and The Weeknd with seven apiece.
1. Justin BieberJustin Bieber in "Baby."
Justin Bieber/YouTube
The official diamond award was unveiled by the...