The black silk dress famously worn by Diana, Princess of Wales, in 1994 is set to be auctioned later this year, more than three decades after it first captured global attention. Designed by Christina Stambolian, the gown gained widespread recognition as the “revenge dress” after Diana wore it on the same evening that her then-husband, Prince Charles, publicly admitted to an extramarital affair during a televised interview.

The form-fitting, off-the-shoulder little black dress featured a plunging neckline and an above-the-knee hemline, departing from traditional royal fashion norms. Diana wore the dress to a Vanity Fair fundraising event held at London’s Serpentine Gallery. Her choice, seen as a bold and deliberate statement, was widely interpreted as a symbolic response to Charles’s confession. The dress quickly became emblematic of a new genre of fashion known as "revenge dressing" — a term that has since entered cultural lexicon to describe using attire to assert confidence or reclaim personal narrative following a betrayal or breakup.

While Diana had owned the dress for three years prior, it was reportedly only worn once publicly that night. She reportedly chose it over a more traditional Valentino gown she had initially planned to wear, signaling a shift toward a more daring and self-assured image. Its designer described the gown as representing a “black swan” persona, a striking contrast to Diana’s usual style, and noted her choice of red nail polish that evening added to the sense of defiance and empowerment.

After Diana’s death, the dress was auctioned in 1997 to raise funds for cancer and AIDS charities and remained with the same private owner until now. Sotheby’s will offer the dress for sale in New York this December as part of its luxury week, with an estimated price ranging between $150,000 and $300,000 (approximately £110,000 to £220,000). Some experts suggest the final sale price could substantially exceed these estimates, potentially reaching over $1 million, given recent record prices for other items from Diana’s wardrobe.

Ahead of the auction, the dress will be exhibited in several cities including London, Hong Kong, and Geneva. Sotheby’s global head of handbags and fashion, Morgane Halimi, highlighted the garment’s unique cultural significance, noting it transcends fashion to become a symbol of Diana’s personal resilience and ability to control her image. The dress continues to inspire fashion and popular culture, resonating with younger generations who view Diana as a style icon who communicated confidence and individuality through her clothing choices.

In recent years, pieces from Diana’s collection have fetched high prices at auction, underscoring enduring public fascination with her legacy. The forthcoming sale of the revenge dress is anticipated to be a landmark event, reaffirming the gown’s place not only in fashion history but also as a powerful cultural emblem of strength and self-expression.