She joined the
Ford Modelling Agency in 1953. In need of funds, Dell'Orefice returned to modeling in 1978. In 1984, she appeared on the cover of
Quarante, a newsstand quarterly publication subtitled, "For the woman of style and substance." In the 1990s and 2000s, she modeled for Isaac Mizrahi's clothing line at
Target, as well as Cho Cheng and
Rolex. Dell'Orefice is featured regularly in their advertising campaigns in
Vogue,
W and ''
Harper's Bazaar''. In 1993, she appeared in
The Babe Business, a feature-length documentary about models that was filmed in New York and directed by
Don Boyd for Channel Four television. On July 19, 2011, she was awarded an
honorary doctorate from the
University of the Arts London, in recognition of her contribution to the fashion industry. The university sponsored a retrospective exhibition, curated by illustrator and long-time friend
David Downton, featuring Dell'Orefice's
Vogue covers, career highlights, and photographs from her personal archives. Since her return to the industry, Dell'Orefice has appeared in campaigns for
Missoni, shot by Giampaolo Sgura;
Sephora, shot by
Mikael Jansson;
Philipp Plein, shot by
Steven Klein and
H&M, and walked the runway for
Anna Sui,
Stéphane Rolland,
Thierry Mugler and
Guo Pei. In 2015, Dell'Orefice collaborated with
David Gandy and
Isabeli Fontana in the promotion for the reopening of the department store
Palacio de Hierro Polanco. She has also featured on the covers of ''
L'Officiel (Australia, Azerbaijan, Switzerland), Marie Claire Arabia, and Harper's Bazaar'' Thailand. ==Personal life==