Rihanna diamond grill

Rihanna got a new grill and its shining bright like a Diamond.

The Bajan pop beauty posted a photo of her bling on Instagram just moments after performing with Jay-Z at Sunday’s Wireless Festival in London.

Rihanna Rocked Wireless Fest WIth Jay-Z, Justin Timberlake [VIDEO + PHOTO]

The diamond grills is rumored to cost around $50,000.

Girly grills are the new trends these days with other celebrities such as Miley Cyrus and Amanda Bynes showing off their own bling.

Rihanna wireless festival 2013

Rihanna performed in Manchester last night after bringing back her Diamonds World Tour to the U.K.

Rihanna jewelry

The mega pop star has another show in Manchester tonight.

Rihanna wireless festival

Rihanna gold earing