royal blue long sleeve prom dress MACloth Mermaid Sleeves Velvet V Neck Formal Evening Gown Custom Color / Above Knee / US6 Yes Boning Elegant Royal Blue V-neck Short

The dress has some unusual touches, like the half sleeves, which extend only to the elbow, a very rare sleeve length for an evening gown

Designed with a straight neckline and thin straps, it keeps things simple up top so the detail can shine

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According to Hello!, she was the first royal to give birth to her children in the Lindo Wing of London's Saint Mary's Hospital

Hadid wore a pink, silky handkerchief dress by Roberto Cavalli, featuring both a modern bustier bodice and classic asymmetric hemline, which she paired with Loewe sandals, medallion earrings and a rhinestone butterfly tattoo on her arm