Markle's outfit reminded a lot of people of her character, Rachel Zane, on "Suits".
As the American beauty was introduced, she announced: "I'm truly privileged to be here", and revealed the category for the second award before handing the reins back to Neil Heritage, last year's award victor.
Six months pregnant with her third child, Kate, 36, wore an ethereal pale pink gown with cape detailing and embellished neckline for dinner with King Harald.
Meghan Markle proved she can be relied upon to keep a cool head in a crisis as she skilfully handled an awkward awards show blunder during her first black tie event as a royal fiance.
Oh, and she looked stunning while she was at it.
Prince Harry who looked dashing in a blue suit beckoned Ms Markle towards the entrance of Goldsmiths Hall past a gaggle
Clearly, Meghan's acting chops came in handy here as she stayed calm and collected under pressure - even as the audience grumbled around her.
"I'm truly privileged to be here", she said, introducing royal marine veteran Daniel Claricoates as the victor of the award.
Meghan paired it with a black blazer, also by Alexander McQueen, which cost £1,245. "It would have been nice to write about her not just her boyfriend", Chopra said of the cover in September. Another added: "She's her own woman, love it".
This is the first awards ceremony Meghan and Harry have attended together since getting engaged in December.
Holding on to her identity, the former Suits star has previously made headlines for appearing in public with a messy bun, mismatched earrings, and a purse rather than a clutch. They have nearly very little in common, except for the fact that they both fell in love with British princes. He is now helping wounded service members through the Invictus Games.