Saturday, November 23, 2013 at 8:20 PM 
The First Lady wore a custom black beaded tulle halter gown by designer Naeem Kahn for a black-tie dinner honoring Medal of Honor recipients at the Smithsonian National Museum of American History this week. If only we could see more!
Naeem Khan Sunday, November 10, 2013 at 8:23 PM 
The First Lady hosted a celebration of Diwali, a five day Hindu festival, at the White House on Tuesday. For the occasion, Mrs. O wore a dusty rose cashmere tank and embroidered skirt, both by Naeem Khan. The ensemble, from the designer's Spring 2009 collection, was previously seen here. A garland of jasmine flowers completed the look.
Naeem Khan Sunday, June 30, 2013 at 4:35 PM 
Attending an official dinner hosted by South African President Jacob Zuma at the Presidential Guest House in Pretoria, South Africa, First Lady Michele Obama wore a Naeem Khan Spring 2013 sunset print one-shoulder gazar cocktail dress, confirmed via the designer's Facebook page, here. A gold statement necklace completed the look.
Naeem Khan Thursday, June 27, 2013 at 10:14 PM 
The President and First Lady attended an official dinner at the Presidential Palace in Dakar, Senegal on Thursday evening. For the event, Mrs. O wore a Naeem Khan paisley print organza ballgown, previously seen at the White House Correspondents' Dinner in 2012, here. Of note are the cap sleeves, added for the occasion.
P.S. The photo above is the only from the dinner to be published at the time of posting. I hope there will be more to follow!
Update #1: Mrs. O wears floral gold lace pink amethyst cluster earrings by Alexis Bittar.
Update #2: Finally, a full look, from the White House Flickr stream. Gorgeous!
Alexis Bittar, Naeem Khan Sunday, February 24, 2013 at 7:56 PM 
First Lady Mrs. O is seated next to New Jersey Governor Chris Christie at the 2013 Governors' Dinner in the State Dinning Room of the White House this evening. Fingers crossed we have a chance to see more of this gorgeous gown! Mrs. O is wearing a custom made Naeem Khan smoke grey and silver deco-beaded tulle square neck gown. Earrings from Sutra Silver completed the look.
Update: Thanks to the Oscars, we can admire Mrs. O's gown in all its glory. The first lady announced the Oscar winner for Best Picture - Argo - live from the Diplomatic Room of the White House.
Naeem Khan, Sutra Silver