Platinum jewelry ... all over the Oscars red carpet

Octavia Spencer poses with her award for best supporting actress for "The Help" during the 84th Academy Awards on Sunday, Feb. 26, 2012 in Hollywood. (AP Photo/Joel Ryan)

Now that the Academy Awards are over and we’ve all selected our hits and misses, let’s turn our attention to jewelry. Platinum ruled the red carpet. That’s the opinion of the Platinum Guild International.

Platinum, a precious metal that never changes color nor fades, circled the necks and wrists and dangled from the ears of some of the evening’s best dressed. Here’s who wore what:

Jennifer Lopez
-Platinum and diamond drop earrings by Lorraine Schwartz
-Platinum and diamond rings by Lorraine Schwartz

Angelina Jolie
-Platinum and cushion-cut diamond drop earrings (20 carats) by Neil Lane
-Platinum and cushion-cut diamond ring (15 carats) by Neil Lane
-Pair of platinum and diamond pins worn on the back of her waist (25 carats) by Neil Lane

Cameron Diaz
-Platinum and emerald-cut diamond necklace by Tiffany & Co.
-Platinum and bezel-set diamond stud earrings by Tiffany & Co.
-Platinum and round diamond Dome ring by Tiffany & Co.

Rooney Mara
-Platinum and diamond ring with a miniature portrait circa 1910 by Fred Leighton

Penelope Cruz
-Platinum and pear-shape diamond necklace (56 carats) by Chopard
-Platinum and diamond cluster earrings (15 carats) by Chopard
-Platinum and fancy-shape diamond line bracelet (43 carats) by Chopard