At the after parties, scores of celebs showed their true colors like Madonna in a statement sapphire cocktail ring and rows of sapphire bracelets by Neil Lane; Natalie Portman in onyx and diamond earrings and ring by Kwiat; and Marley Matlin in 11-carat pink Imperial Topaz Easter Egg ring by Erica Courtney. Liv Tyler was seen at the evening's hottest shindig, Vanity Fair's annual Oscar bash, wearing Van Cleef & Arpels private collection amethyst and coral necklace, circa 1970. Amber Tamblyn attended Oscar parties wearing Boucheron's "Exquisite Confidence" gold drop earrings in amethyst, ruby and rubellite dangling over her fuchsia gown. While daring  fashionista Chloe Sevigny wore a colorful vintage Bvlgari gold necklace in amethyst, ruby, emerald and diamond, circa 1978, and from the jeweler's current collection a gold "Piramide" ring with aventurine.