Fashion: Check Out Stunning Photos From Rihanna's Extravagant Diamond Ball

Rihanna slayed at the first Diamond Ball fundraising event for her Clara Lionel Foundation which she started in 2012 in honor of her grandparents, Clara and Lionel Braithwaite. 

The black tie event's venue was The Vineyard in Beverly Hills, California with around 600 guests, including top Hollywood celebrities. 

Check out the photos of your favorite celebs below....