Kate Middleton Styles

Kate wears a smart white blazer and striped skirt combo to the wedding of Hugh Van Cutsem and Rose Astor on June 4, 2005 in Burford, England.

Kate dons a cream-and-brown fascinator at Laura Parker Bowles and Harry Lopes' wedding on May 6, 2006.

Kate is spotted at Cheltenham Racecourse on March 14, 2008 in England wearing this navy blue trench and black fedora.

Kate chose this stunning silk sapphire dress by Issa to announce her engagement to Prince William in the State Apartments of St. James Palace on Nov.16, 2010 in London, England.

Kate arrives in designer Alice Temperley's black and white Temperley Titan dress to a charity event on December 18, 2010 in Fakenham, England.

Kate arrives at City Hall on March 8, 2011 in Belfast, Northern Ireland in this classic Burberry wool trench coat, which reportedly sold out within hours of photos from the visit being published.

Kate donned a red skirt suit by Italian designer Luisa Spagnoli and boots by Aquatalia by Marvin K in this visit to the University of St Andrews on February 25, 2011 in St Andrews, Scotland.

In this close-up shot, you can see the beautiful detailing in Kate's lovely fascinator (a hat-like ornament frequently worn to British weddings).

Here's Kate on the night of her April 29 wedding, showing off her tiny waist with a jewel-encrusted band.

On June 9 the Duchess of Cambridge looked pretty in pink when she attended the ARK 10th Anniversary Gala in London.

On June 11, Kate looked classic in a white, double-breasted jacket and black hat at the Trooping The Colour precession in London.

For the Duke of Edinburgh's 90th birthday on June 12, Kate looked great in this blue ensemble.

On June 25, Kate took on a sailor theme as she visited the Victoria Barracks to present service medals to member so the Irish Guards.

Here she is on June 27 looking stunning in white as she watches Wimbledon with hubby Prince William.

Here she is on June 30 looking beautiful in a navy blue Roland Mouret Manon Dress with a Smythe les Vestes blazer as she boards the plane for her and Prince William's trip to Canada.

On June 30, Kate dons a scoop-backed dress of contrast stone crepe with a navy lace overlay, by Montreal native Erdem Moralioglu, during her first royal visit to Canada.

On July 1, Kate wows the Canadian crowd in a cream dress by Reiss, accessorized with the Queen's Maple Leaf brooch and a hat by Sylvia Fletcher at Lock and Co.  The dress, which Reiss named the "Nannette", retails for $310, and limited stock will be available in the US at Reiss stores.

Kate looks carefree in a blue blazer, skirt and high boots as she attends the final day of Cheltenham Festival on March 16, 2007 in Gloucestershire, England.

Kate is pretty as a princess in a vivid blue frock, as her prince walks alongside wearing a tux with an eggplant tie as they attend the wedding of close friends Harry Meade and Rosie Bradford on October 23, 2010 in Northleach near Cheltenham, England.

The Duchess of Cambridge bundles up in a knee length navy coat, topped off with a lively red scarf. Catherine gives a wave to her husband as he takes part in helicopter maneuvers called "water birding" on July 4, 2011 in Charlottetown, Canada.

Catherine arrives to Province House on July 4, 2011 in Charlottetown, Canada wearing a nautical-inspired, cream knit dress by Sarah Burton.

The dress' creator, Sarah Burton, is the designer of The Duchess' wedding gown. 

On Sunday, July 3 The Duchess of Cambridge and husband Prince William climb aboard the Canadian frigate HMCS Montreal for a morning prayer service in Quebec.

Catherine wore a cobalt-blue Erdem design with a lacy, floral applique neckline. She paired the bright dress with nude patent platform shoes and a matching clutch. This is the second dress from Canadian-born designer Erdem Moralioglu she wore on her Canadian visit. 

Kate is in the navy while leaving Summerfield Community Centre on August 19, 2011 in Birmingham, England.

Keeping it casual but sexy, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge visit the homeless charity Centrepoint on December 21, 2011 in London, England.

New mom Kate Middleton was rocking a contemporary-casual style at the Ring O'Fire Anglesey Coastal Ultra Marathon on Aug. 30, 2013 in Holyhead, Wales. Sporting a printed blouse, black skinny jeans, a gray blazer and black wedges, the Duchess of Cambridge continues to be a style icon even after giving birth to baby George. Click the pics for more of her envy-worthy looks.

Kate Middleton stepped out in a fancy fashion alongside her husband Prince William to celebrate exceptional achievement in African conservation in London, England on Sept. 12, 2013. The Duchess of Cambridge wore a sparkling Jenny Packham gown estimated to cost nearly $4,000. She paired the dress with Jimmy Choo shoes (which she's worn before), thought to cost about $750.

Kate Middleton made an appearance at a Sportaid Athlete Workshop at Queen Elizabeth Olympic Park in London on Friday, Oct. 18, and to say that she'd already gotten her pre-baby body back is an understatement.

Kate wore an Alexander McQueen getup to her three-month-old son Prince George of Cambridge's christening on Oct. 23, 2013 in London, England.

The Duchess of Cambridge wore a stunning, low-cut Jenny Packham gown to a gala dinner in aid of Action on Addiction hosted by the 100 Women in Hedge Funds Philanthropic Initiatives on October 24, 2013 in London, England.

Kate Middleton, Duchess of Cambridge, stepped out in a sassy red coat as she prepared to meet staff and volunteers from The Royal British Legion's London Poppy Day Appeal at Kensington Palace on Nov. 07, 2013 in London, England.

Catherine, Duchess of Cambridge, was all smiles in her matching coat and hat as she stood next to Sophie, Countess of Wessex, as they watched from a balcony a wreath-laying ceremony at the Cenotaph on Whitehall on Nov. 10, 2013 in London.

Kate Middleton re-wore her Orla Kiely coat for a trip with her husband Prince William to the London offices of Only Connect, a crime prevention charity and positive community helping prisoners, on Nov. 19, 2013. The duchess paired the style-savvy coat with brown tights, Aquatalia ankle boots and an Emmy clutch.

Click HERE to check out more stars who've recycled outfits.

Kate Middleton was in all navy blue on her way to the Place2Be Forum at Canary Wharf in London, England on November 20, 1013, showing off her legs in a pleated above-the-knee skirt and matching blue heels.

The Duchess of Cambridge was spotted with her Duke leaving Kensington Palace for the Diplomatic reception at Buckingham Palace on Dec. 3, 2013. All eyes were on Kate's tiara, which was first a necklace created by Garrard Jewelers, but was later turned into a tiara at the request of Queen Elizabeth.

Kate Middleton stepped out reportedly wearing a $32 fake crystal necklace from Zara on Dec. 5, 2013 for the royal London premiere of the biopic Mandela: A Long Walk To Freedom. Regardless of the price, the accessory complimented her Roland Mouret gown quite nicely.

Catherine, Duchess of Cambridge, chose a festive fascinator and plaid getup for her Christmas day appearance. Kate Middleton arrived with Prince William for the Christmas service at Sandringham in King's Lynn, England.

The Duchess of Cambridge looked super chic in this black lace Temperley dress at the annual SportsAid charity dinner in London on November 28, 2013. She accessorized her adorable outfit with a bright red clutch.

Kate Middleton made her first public appearance of 2014 at the National Portrait Gala on February 11, 2014 in London, but it wasn't her dark blue Jenny Packham gown that made waves -- it was her show-stopping necklace -- which was on loan from the Queen herself. According to the Mirror, the dazzling accessory was originally a wedding gift from Nizam of Hyderabad, who was King of a state in India at the time.

Kate Middleton had a good laugh as she left the opening of the ICAP Art Room at Northolt High School on Friday, February 14, 2014 in Ealing, England. The Duchess of Cambridge held a lovely bouquet of flowers that just so happened to match her eye-catching blue dress.

In honor of Kate Middleton's stand-out style, here's a look back at some of her more fashionable moments!

First up, dressed in an eye-catching red dress, the Duchess Of Cambridge joined Queen Elizabeth II for the Dramatic Arts reception at Buckingham Palace on February 17, 2014 in London, England.

Kate Middleton got into the St. Patrick's Day spirit on March 17, 2014 at the St Patrick's Day parade at Mons Barracks on March 17, 2014 in Aldershot, England, wearing a Hobbs Persephone green coat, hat and matching green heels.

The Duchess of Cambridge stepped out in a formal LBD with an eye-catching shoulder embellishment for a state reception at the Government House on April 10, 2014 in Wellington, New Zealand.

Kate Middleton wore her finest spring outerwear on April 10, 2014. Stepping out in a powder blue Alexander McQueen coat, the Duchess was escorted by Prince William at a ceremony at the war memorial in Seymour Square in the town of Blenheim, New Zealand.

Click the pics to see more of Kate's royal styles.