black strapless cocktail dress Dinjicun Women's Mini A-Line Dresses Elagant Sleeveless Prom Dresses Sweet Homecoming : Clothing, Shoes & Jewelry with ruching along the bust The bodice is meticulously crafted with ruching AX Paris - Black Strapless

Additional reporting by Sofia Deeb , Esther Lee and Naoimh O'Hare .

And with the design set, two dressmakers crafted a hand-stitched gown with a flirty mini train, which would then sit in Princess Diana's wardrobe unworn for three years

Shop the Look When Black Works Best at a Wedding Black is especially gorgeous for: evening weddings cocktail weddings black tie weddings city weddings fall weddings winter weddings Theres something incredibly chic about a black satin midi dress or elegant black gown at a candlelit reception or formal cocktail wedding

chart-toppers, it would also be the group's final release with Diana Ross before she embarked on her solo career