Popsugar Fashion Alexis Mabille Rihanna's Diamond Ball Outfit 2018 Rihanna's Diamond Ball Gown Is Fit For a Queen, but Her Afterparty Jumpsuit Is the Real Showstopper September 16, 2018 by Nikita Charuza First Published: September 14, 2018 View On One Page Photo 20 of 31 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 20 Previous Next Start Slideshow RihannaAlexis MabilleRed CarpetChristopher KaneTom FordFall FashionFashion WeekAll AnglesDressesCelebrity Street Style