Emilie Rubinfeld succeeds Francois Kress, who has left the company.
The combined eyewear powerhouse will have annual sales of more than 15 billion euros.
His responsibilities range from product development to providing creative direction in marketing areas.
The designer’s dress, priced $259, will be sold at certain Lord & Taylor stores and on lordandtaylor.com and will be displayed in the windows on Fifth Avenue.
Marie de Villepin, who also appears in the film, performed a moody acoustic set at the party at the Dream Hotel’s Electric Room in New York Wednesday.