ITV shared a clip from the programme of Meghan seeing her wedding dress for the first time since she and Harry tied the knot.
Meghan also included the poppy, the state flower of her home state of California, in a nod to her American roots in the veil on her wedding day.
Featured in Queen Of The World, a two-part ITV show on the Queen's role as head of the Commonwealth, Meghan also revealed personal details about her gown and veil. The piece of blue fabric that's stitched inside?
"Somewhere in here there is a piece of, did you see?"
The former Meghan Markle has revealed in a television documentary that she had a piece of blue fabric from the dress she wore on her first date with Harry sewn into her wedding dress.More news: Sizing up Josh Gordon and his impact with the New England Patriots
"I knew that it would be a fun surprise as well for my now husband, who didn't know, and he was really over the moon to find out that I would make this choice for our day together".
"The whole service was really wonderful and most of all, I just wanted to see my friend be happy and I think that's what happened", she said.
"It was good news all around, I think, so I hope people like it as much as I liked helping to create it".
The new royal documentary takes a closer look at the royal family and the Queen's record-breaking 66 years on the throne, showing intimate moments behind the scenes and exclusive chats with the highest-ranking members of the family.
He said earlier this year: "In my new role, I will work to support The Queen, my father The Prince of Wales, and my brother William, all of whom know that young people are the answer to the challenges of today".
In May, Meghan donned a attractive silk wedding dress crafted by British designer Clare Waight Keller.