But it is Kate Middleton, who wore an Issa dress yesterday to announce her engagement to Prince William, who is perhaps Helayel's most famous client to date.
Sexy yet demure: Kate Middleton wore an Issa dress to announce her engagement to Prince William yesterday
The deep blue hue perfectly matched the sapphire stone of her ring, while the wrap detail made the most of her slender waist. At once sexy and demure, it was a perfectly judged choice for the bride-to-be.