Jessica Chastain's Oscars Look: 7 Days Of Beauty At The Oscars (#7)

Jessica Chastain stuns in a gorgeous custom Armani gown at the 2013 Oscars Jessica Chastain stuns in a gorgeous custom Armani gown at the 2013 Oscars

Jessica Chastain made a major fashion splash on the red carpet at the 2013 Oscars. Now, a look back as we break down her gorgeous look!

The “Zero Dark Thirty” star, who was up for the Best Actress award, turned up at the Academy Awards in a gorgeous custom Armani gown.

The metallic-toned dress is actually in a copper-hue, according to the design house, and features a mermaid silhouette, highlighted by a fitted bodice and abbreviated train.

PHOTO: See Jessica Chastain’s Full Length Oscar Look!

The dress has a geometric, lattice-patterned mesh overlay of shimmering white sequins and Swarovski crystals.

For jewels, Jessica turned to Harry Winston, wearing vintage diamond earrings and vintage diamond and gold bracelet.

WATCH: Jessica Chastain Hits The 2013 Oscars Red Carpet

For more best dressed stars from the 2013 Oscars, check out these photos!

Copyright 2014 by NBC Universal, Inc. All rights reserved.
This material may not be published, broadcast, rewritten or redistributed.