A One-Shouldered Ruched Blue Gown

At a banquet in London [4].

An Off-the-Shoulder Red Gown

At a gala with Queen Elizabeth II [5].

A One-Armed Cape Red Gown

At King Willem-Alexander of the Netherlands' 50th birthday party in April 2017.

A Long-Sleeved Simple Black Gown

At a reception for the President of Argentina in Madrid in February 2017.

A Long-Sleeved Burgundy Gown With Lace Details From Felipe Varela

At a reception for foreign ambassadors in Madrid in January 2017.

A Black Short-Sleeved Sheer Mermaid Gown From Carolina Herrera

During an official visit to Portugal in November 2016.

At a gala for the President of Chile in Madrid in October 2014.

A Royal Blue Ball Gown From Felipe Varela

At a dinner for the President of Peru in Madrid in July 2015.

A Gray Lace Overlay Gown From Felipe Varela

At a dinner for the President of Colombia in Madrid in March 2015.

At the inauguration of King Willem-Alexander from the Netherlands in Amsterdam in April 2013.

A Shimmery Lacey Long-Sleeved Gown With Star Details From Felipe Varela

At a dinner for the President of Mexico in Madrid in June 2014.

At a dinner for Queen Beatrix of the Netherlands in Amsterdam in April 2013.

A Fitted Scarlett Gown With Sheer Sleeves From Lorenzo Caprile

At the wedding of Prince Frederik and Princess Mary of Denmark in Copenhagen in April 2004.

Wearing a Buff Short-Sleeved Gown With Floral Embellishments

At a gala for Prince Naruhito of Japana in Madrid in June 2013.

At the wedding of Princess Victoria of Sweden and Daniel Westling in Stockholm in June 2010.

Wearing a Dove Gray Strapless Gown With Floral Details From Felipe Varela

At a gala hosted by Queen Elizabeth II in London in April 2011.

A One-Shouldered Midnight Blue Column Gown

At a dinner in honor of the Emir of Qatar in Madrid in April 2011.

At a gala for the President of Dominican Republic in Madrid in May 2009.

A Sleeveless Crepe Gown With Rose Details From Lorenzo Caprile

At a gala for Prince Charles of England in Madrid in March 2011.

At a gala for the President of Lebanon in Madrid in October 2009.

A Red and Brown Colorblock Dress With a Leaf Motif

At a gala for the President of Slovakia in Madrid in October 2007

An Altered Version of the Same Gown With a Holographic Skirt

At a gala for the President of Latvia in Madrid in October 2004.

A Slinky Silver Gown With a Crystal-Encrusted Train

At a gala for the President of Hungary in Madrid in January 2005.

At a dinner in Madrid in April 2009.

Wearing a Short-Sleeved Ball Gown With Shimmery Details on the Top and Hem

At a gala for the President of Chile in Madrid in March 2011.

A Strapless Red Cross-Body and Floral Gown

At the wedding of Princess Victoria of Sweden in Stockholm in June 2010.

A Periwinkle One-Shouldered Grecian Gown From Felipe Varela

At the wedding of Prince Nikolaos of Greece in Spetses, Greece in August 2010.

A Sleveless Shimmery Black Gown

At a gala for the President of Vietnam in Madrid in December 2009.

A Fuchsia Shirt Gown With a Tiered Skirt

At a gala for the President of Bolivia in Madrid in September 2009.

At a dinner for the King of Saudi Arabia in Madrid in July 2008.

The Same Tiered Skirt With a Silk Long-Sleeved Top

At a gala for the American Commerce Chamber in December 2007.

A Hunter Green Silk Gown Skirt and an Embellished Crystal Top

At a dinner for the President of Argentina in Madrid in February 2009.

At a dinner for the President of Romania in Madrid in November 2007.

Wearing a Three-Quarter-Sleeved Shimmery Bodice and Pleated Fuchsia Gown

At a gala for the President of Mexico in Madrid in June 2008.

A White Shirt Top and a Shimmery Long Black Skirt

At a dinner for the President of Costa Rica in Madrid in September 2008.

A Sparkly White Long-Sleeved Top and Floral Black and White Gown Skirt

At a dinner for the President of the Philippines in Madrid in December 2007.

A Sequined Ruffle-Sleeved Aqua Gown

At a dinner for the President of the Czech Republic in Madrid in September 2004.