Fashion Accessories Jewelry Cocktail Rings By InStyle Editors InStyle Editors Instagram Twitter InStyle's mantra is "Everybody's in," and that means anyone who finds their way to our stories should find themselves reflected in them. We prioritize bringing the right writer to every story and sometimes collaborate as a team to ensure we're including points of view across race, gender expression, body size, skin and hair type, and more. Our editors and writers comprise decades of expertise across the beauty, fashion, lifestyle and wellness spaces in print and digital. We prioritize journalistic integrity, factual accuracy, and also having fun with every story we share. For more about our team, click here. InStyle's editorial guidelines Updated on March 26, 2015 @ 12:58PM Pin Share Tweet Email Photo: Tonya Wise/London Entertainmen/SplashNewsOnline.com Cocktail Rings 01 of 04 Angelina Jolie George Pimentel/WireImage Chopard created Angelina Jolie's 20-carat yellow diamond cocktail ring especially for the actress to wear with her Emanuel Ungaro couture gown at Cannes. 02 of 04 Charlize Theron Graylock/Retna Charlize Theron wore a darkened diamond and platinum flower cocktail ring with her florally-accented Dior gown, while attending John Galliano's Dior haute couture show at Versailles. 03 of 04 Renee Zellweger Jen Lowery/Startraks At a Costume Institute gala at the Metropolitan Museum of Art, Renee Zellwegerpaired her Carolina Herrera dress with two spectacular sapphire Van Cleef & Arpels rings: one of 19 carats; the other 16. 04 of 04 Ali Larter Tonya Wise/London Entertainmen/SplashNewsOnline.com Heroes star Ali Larter glammed it up at the Emmys in a strapless Reem Acra gown and an enormous Neil Lane 12k diamond platinum ring.