Rihanna Stuns in Zac Posen Gown at First Annual Diamond Ball

Please subscribe to our newsletter to receive updates from Your Next Shoes. This post may contain affiliate links. Please see our disclosure for more details.

Rihanna was the belle of the ball on Thursday night at the first-ever annual Diamond Ball at The Vineyard.

Rihanna towers over Salma Hayek at the first annual Diamond BallRihanna towers over Salma Hayek at the first annual Diamond Ball at The Vineyard on December 11, 2014, in Beverly Hills, California (Credit: WENN / Apega / FayesVision / Adriana M. Barraza)

The sexy singer hosted the event, which benefits Riri’s Clara Lionel Foundation. The foundation was founded in 2012 in honor of the singer’s grandparents, Clara and Lionel Brathwaite.

Rihanna stuns in an elegant deep rose Zac Posen gown with off-shoulder details and a mermaid silhouette at the first annual Diamond BallRihanna stuns in an elegant deep rose Zac Posen gown with off-shoulder details and a mermaid silhouette at the first annual Diamond Ball (Credit: WENN / Apega / FayesVision / Adriana M. Barraza)

While several A-listers attended the event, including Kim Kardashian and Adrienne Bailon, Rihanna was the most stunning in an exquisite Zac Posen Fall 2014 gown in a dramatic deep rose hue.

Rihanna's dress features an off-shoulder design with bold, sculpted sleeves, a fitted bodice that accentuates her curves, and a mermaid silhouette that flares into a short trainRihanna’s dress features an off-shoulder design with bold, sculpted sleeves, a fitted bodice that accentuates her curves, and a mermaid silhouette that flares into a short train (Credit: WENN / Apega / FayesVision / Adriana M. Barraza)

The off-shoulder number features bold shoulders, a short train, and a lovely pleated detail. The gown’s mermaid silhouette perfectly hugged Riri’s curves. This might be her most elegant look of the year!

The deep rose hue and pleated detailing add a touch of drama and elegance to Rihanna's ensembleThe deep rose hue and pleated detailing add a touch of drama and elegance to Rihanna’s ensemble (Credit: WENN / Apega / FayesVision / Adriana M. Barraza)

The stunning Chopard tourmaline-and-diamond necklace elevated the pop singer’s look, perfectly complementing her glamorous ensemble.

Rihanna's makeup features bold, dark berry lips, perfectly arched brows, and a subtle smoky eye with winged eyeliner that accentuates her green eyesRihanna’s makeup features bold, dark berry lips, perfectly arched brows, and a subtle smoky eye with winged eyeliner that accentuates her green eyes (Credit: WENN / Apega / FayesVision / Adriana M. Barraza)

Rihanna enhanced the elegance with matching rings and a detailed ruby cuff adorning her tattooed wrist.

Rihanna's statement necklace features a stunning Chopard tourmaline-and-diamond design with a large, teardrop-shaped deep red tourmaline pendantRihanna’s statement necklace features a stunning Chopard tourmaline-and-diamond design with a large, teardrop-shaped deep red tourmaline pendant (Credit: WENN / Apega / FayesVision / Adriana M. Barraza)

Rihanna's accessories include a striking ruby cuff bracelet, an oversized red gemstone ring, and a collection of intricate rings with colorful gemstones, all beautifully complementing her tattooed hands and elegant gownRihanna’s accessories include a striking ruby cuff bracelet, an oversized red gemstone ring, and a collection of intricate rings with colorful gemstones, all beautifully complementing her tattooed hands and elegant gown (Credit: WENN / Apega / FayesVision / Adriana M. Barraza)