The most expensive red carpet dresses ever - Find out the cost of these iconic red carpet dresses.

© Getty Images

Cate Blanchett - For the 2014 Academy Awards, the actress chose a beautiful Armani Privé dress with hundreds of embroidered Swarovski crystals. The piece cost $100,000.

© Getty Images

Cate Blanchett - At the 2007 Oscars, the actress paraded on the red carpet with a creation from the Armani Privé line.

© Getty Images

Cate Blanchett - This dress covered with Swarovski crystals cost $200,000 and was one of the most talked about celebrity items of the time.

© Getty Images

Charlize Theron - Dior's structured white dress worn by the actress at the 2013 Academy Awards cost about $100,000.

© Getty Images

Charlize Theron - The following year, the actress also opted for a structured dress from Dior but this time it was black and cost $90,000.

© Getty Images

Beyoncé - At the 2016 Met Gala, the singer chose a creation from Givenchy made of latex and many pearls.

© Getty Images

Beyoncé - The price of the dress has not been revealed but it is estimated that each pearl added to the dress cost about $7,000.

© Getty Images

Jessica Biel - The actress wore a glamorous Chanel dress costing $100,000 to the Oscars.

© Getty Images

Sandra Bullock - At the 2014 Oscars, the actress appeared on the red carpet wearing a black sequined dress by Elie Saab that cost about $40,000.

© Getty Images

Nicole Kidman - At the 1997 Oscars, the actress opted for a creation by Christian Dior which was valued at $2 million.

© Getty Images

Anne Hathaway - The actress wore a red dress by Valentino to present the 2011 Oscars. The piece cost about $80,000.

© Getty Images

Jennifer Lawrence - At the 2013 Academy Awards, Jennifer stumbled on the stairs when she went to get her golden statuette.

© Getty Images

Jennifer Lawrence - But she also shone in her Dior dress worth about $4 million.

© Getty Images

Julie Andrews - The dress worn by the actress in one of the scenes from the movie 'The Sound of Music' from 1965 sold for $1.5 million.

© Getty Images

Audrey Hepburn - Givenchy's iconic dress worn by the actress in the 1961 movie 'Breakfast at Tiffany's' cost $923,000.

© Getty Images

Audrey Hepburn - In 2006, the dress was sold for $80,000.

© Getty Images

Kate Middleton - The Duchess of Cambridge's wedding dress is a creation by Sarah Burton, the creative director of the brand Alexander McQueen, and cost $400,000.

© Getty Images

Kate Middleton - According to the WWD fashion website, the lace used on the dress was handmade at the Royal School of Needlework.

© Getty Images

Gloria Stuart - At the 1998 Academy Awards, Gloria Stuart drew attention not only for her dress but for the Harry Winston sapphire and diamond necklace that is a replica of the jewel she wore in the movie 'Titanic'. The entire outfit cost about $20 million.

© Getty Images

Kate Winslet - Kate Winslet's daughter chose Valentino's mint green dress for her mother to wear at the 2007 Oscars. The dress cost about $100,000.

© Getty Images

Princess Diana - The off-the-shoulder velvet dress created by Victor Edelstein was worn by the princess during a dinner at the White House where she danced with John Travolta in 1995. The dress was auctioned in 1997 for $130,000 and again in 2013 for $310,000.

© Getty Images

Princess Diana - At the Cannes Film Festival in 1997, the princess wore a dress by French designer Catherine Walker. The silk and chiffon piece was later auctioned for $137,000.

© Getty Images

Lupita Nyong’o - At the 2015 Academy Awards, the actress wore a long dress from the Calvin Klein brand that was made up of about 6,000 pearls.

© Getty Images

Lupita Nyong’o - The price of this creation was around $150,000.

© Getty Images

Marilyn Monroe - The dress was created by Jean-Louis Berthaulto for Marilyn Monroe to wear when singing at John F. Kennedy's 45th birthday in 1961.

© Getty Images

Marilyn Monroe - The pink sequined dress was auctioned for $1 million.

© Getty Images

Marilyn Monroe - In a moment during a film in 1955, the actress was captured in one of the most iconic images of her life and one of the most replicated images in the world. Marilyn was wearing a white pleated halter dress that was sold for $5.6 million in 2011.

© Getty Images