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Always a fashion plate, the actress walks the carpet in an elaborately beaded and pleated lilac Givenchy Haute Couture gown with surprising yellow beaded accents.
The Black Swan star is lovely in a plunging lavender lace Elie Saab Haute Couture gown with a ribbon waist and peekaboo detailing, which is paired with a blush clutch and dazzling earring.
Is striking in a strapless scarlet Vera Wang gown, crimson clutch and Harry Winston earrings and bangle.
The Best Supporting Actress nominee wears double the sparkler in a glittering purple L'Wren Scott cap-sleeved gown and $1,350,000 of Cartier diamond jewelry, yes you read that right..over $1 million in jewels alone, including a bracelet and necklace, each containing more than 30 carats of emeralds.
The Oscar host (youngest ever) makes an appropriately dramatic accent in a vintage Valentino Haute Couture taffeta gown with floral appliqué train, sparkling Tiffanys collar necklace and a scarlet lip.