Oscars 2010: Who's Wearing What?

For over eight decades, the Academy Awards has marked the greatest achievements in motion picture - and on the red carpet. With tonight's highly anticipated award show, style endured as celebrities once again showed their desire to complement their looks with platinum jewellery.

Following is a list of stars that celebrated tonight's achievements in platinum:

• Charlize Theron: Platinum and diamond cluster earrings (17.25 carats), and a platinum and diamond bracelet by Harry Winston.

• Sandra Bullock: Platinum and diamond earrings and a platinum and diamond bracelet from her personal collection by Neil Lane.

• Penelope Cruz: Platinum and diamond drop earrings (18 carats), and three platinum and diamond bracelets (51 carats total) by Chopard.

• Kate Winslet: Platinum and yellow diamond pendant (19 carats total), platinum and yellow diamond drop earrings (10 carats), and three platinum and yellow diamond bracelets by Tiffany & Co.

• Sarah Jessica Parker: Two platinum and diamond bracelets by Fred Leighton.

• Demi Moore: Platinum and diamond bracelet, platinum and diamond bracelet with crystals, platinum and diamond ring with a pearl, and a platinum and diamond hair clip by Van Cleef & Arpels.

• Jennifer Lopez: Platinum and diamond clip earrings, and a platinum and diamond bracelet by Cartier.

• Faith Hill: Blackened platinum and diamond bangles (180 carats) by Lorraine Schwartz, and black sapphire and black diamond earrings set in platinum by Ofira.

• Gabourey Sidibe: Blackened platinum and diamond earrings with sapphires, blackened platinum and black diamond bracelets, and a blackened platinum and diamond ring (over 180 carats total for all jewellery) by Lorraine Schwartz.

• Nicole Richie: Blackened platinum and diamond ring (110 carats), blackened platinum and diamond stud earrings, and a blackened platinum and diamond ring by Lorraine Schwartz.

• Julianne Moore: Five platinum and diamond bracelets by Bvlgari.

• Maggie Gyllenhaal: Platinum and diamond bracelet with emerald and sapphire by Fred Leighton.

• Vera Farmiga: Platinum and diamond ear clips with opal, and platinum and diamond hair clips by Fred Leighton.

• Hilary Swank (Vanity Fair party): Platinum and diamond earrings, platinum and diamond chain necklace, and a platinum and diamond cluster ring by Harry Winston.

• Tina Fey: Platinum and diamond earrings with onyx, and a platinum and diamond ring with black jade by Stephen Russell.

• Helen Mirren: Platinum and diamond necklace (125 carats), platinum and diamond earrings (9 carats), and a platinum and diamond cuff by Chopard.

• Sigourney Weaver: Two platinum and diamond bracelets with rubies, platinum and diamond bracelet, and platinum and diamond earrings (8 carats each) by Neil Lane.

• Meryl Streep: Platinum ring with diamonds and onyx by Fred Leighton.

• Robert Downey Jr.: Platinum timepiece by Harry Winston.

• Zoe Saldana: Platinum and diamond drop earrings (20 carats), and a platinum and amethyst ring (80 carats) by Lorraine Schwartz.

• Miley Cyrus: Platinum and ruby ring (10 carats), and platinum and diamond earrings with rubies by Lorraine Schwartz.

• Amanda Seyfried: Platinum and colored diamond bracelets (250 carats), platinum and colored diamond ring, and blackened platinum and diamond earrings by Lorraine Schwartz.