Watson attended the 2019 Vanity Fair Oscar Party wearing a sophisticated gown and a powerful tattoo supporting the Times Up movement.
Watson decided to go with a green outfit for the premiere of "Harry Potter and the Sorcerer's Stone" in 2001.
Watson's choice of green fabric had an iridescent quality that pulled out the golden tones in her choker necklace and pants.
For the premiere of "Chamber of Secrets" in 2002, she chose to match again, making sure that even her embroidered flowers paired perfectly with her gold heels.
Watson incorporated themes of nature into her red-carpet ensemble, opting for both camo and flowers.
For the 2003 premiere of "Prisoner of Azkaban," Watson stepped out in a tan strapless dress.
She finished off the look with embellished white flat shoes.
When she appeared alongside her co-star Daniel Radcliffe on MTV's TRL in 2004, she wore a marching band jacket and casual jeans.
She maintained the sporty look with a pair of sneakers.
The actress wore a blue, tea-length gown for the premiere of "Goblet of Fire."
Watson paired her dress with a pair of black flats.
She opted for navy again at the next movie premiere for "Order of the Phoenix," which hit theaters in July 2007.
Watson's blue dress, complete with beads and ornate straps, was designed by Chanel.
Well over a year later, she stepped out in a long-sleeved dress to celebrate the premiere of "The Tale of Despereaux," in which she voiced Princess Pea.
Her dress had a lot going on, with a mixture of sheer and opaque fabrics and different textures.
She went back to playing Hermione shortly after and attended the world premiere for the fifth movie in the saga, "Half Blood Prince," in an Ossie Clark gown.
She wore dewy makeup to complement the shine of her dress.
She really put her foot in the door of the fashion world after attending several London Fashion Week shows in 2009. She was spotted at a show in this gold Burberry number.
She later became the face of Burberry modeling worldwide for its 2009 campaign.
At the Met's 2010 Costume Institute Gala, Watson wore a white one-shoulder gown.
She carried a small red clutch and wore a silver statement ring.
For the 2010 premiere of "Deathly Hallows: Part 1," Watson switched things up with an adorable new pixie cut and a lace minidress.
For the year's British Academy Film Awards in London, Watson wore a lacy Valentino gown.
Watson enhanced the blush color scheme with gold statement earrings.
She took home an award at the ELLE Style Awards in 2011 wearing a lilac dress.
Sticking with neutral tones, Watson wore simple beige pumps.
At the 2011 MTV Movie Awards, where "Deathly Hallows: Part 1" was nominated six times, Watson took cap sleeves to a new level with sparkly embellishments.
She kept her accessories simple, wearing dainty drop earrings with the statement dress.
In 2011, for her final "Harry Potter" world premiere, Watson took to the red carpet in a stunning, ruffled Oscar de la Renta gown.
She kept all focus on the statement dress and refrained from wearing decorative accessories.
For the NYC premiere, which fell a few days later, she went a bit darker. She rocked a deep gold gown and an intense smokey eye.
This look can only be described as regal and dramatic.
For MTV's Movie Awards in 2012, Watson accepted an award in a bright and colorful minidress, a style that has proved to be a favorite for her over the years.
Her strappy black heels mimicked the complex details of the dress fabric.
That same year she started to do press for her upcoming movie, "The Perks of Being a Wallflower." She took to the MTV VMAs red carpet in another colorful minidress.
Geometric prints and patterns elevated the simple silhouette of her dress.
For the premiere of the movie, Watson went with a cream, floor-length gown by Giorgio Armani.
Sheer layers and tiny embellishments made this a more subtle choice of garment for Watson.
For the 19th annual ELLE Women in Hollywood celebration, the actress kept things simple with a classic LBD.
Her barely noticeable dark earrings were a cool touch to the overall look.
In January 2013, Watson won the People's Choice Award for favorite dramatic movie actress. She rocked another eccentric minidress for the event, this time by designer Peter Pilotto.
Watson's strappy sandals paralleled the business of the dress.
At the 2013 MTV Movie Awards, the actress took home the Trailblazer Award in another short, structured minidress.
In the same way that the garment played with cutouts, Watson's shoes were also detailed with cutout shapes.
For the Met's "PUNK: Chaos To Couture" Costume Institute Gala in 2013, Watson went with a cutout black gown by Prabal Gurung.
Everything from the high-low hemline of the gown to the slanted-strapped heels to the single drop earring played with direction and balance.
She went with a garnet two-piece ensemble for the Cannes Film Festival premiere of "The Bling Ring."
Simple black heels completed the fun, yet classic outfit.
Watson then took to the red carpet for the comedic "This Is the End" in summer 2013 donning Roland Mouret's play on a pantsuit.
Watson started wearing pants often on the red carpet after this appearance.
Watson stunned the crowds at the 2014 Golden Globes when she arrived wearing a Christian Dior pants-dress combo.
The striking number had an open back that showed off her blue suede heels.
She ditched pants for a silvery Vera Wang gown to present the award for best visual effects at the 86th Annual Academy Awards.
Watson sealed the look with classic red lipstick.
She went back to pants in a white Misha Nonoo jumpsuit and a black Christian Dior coat for the British Fashion Awards, where she won the coveted British style award.
Though her outfit was neutral, Watson added a pop of color by holding a printed statement clutch.
Her affair with Fashion Week picked back up in 2014 at the Dior show in Paris where she went with a monochromatic look.
Her white pumps emphasized the splashes of white throughout the dress.
At the 2015 White House Correspondent Dinner, she wore another pants and dress combo.
The showstopping garment split in the front to show a pair of formal dark trousers beneath.
For the 2019 "Manus x Machina: Fashion In An Age Of Technology" Met Gala, Watson went with her two favorite styles: black and white, and a pants-dress combo.
Thanks to her stunning and sustainable Calvin Klein outfit, she landed on .
Her affinity for trains continued at the 2019 launch event for "Beauty and the Beast," where she wore a powder blue off-the-shoulder gown by Emilia Wickstead.
In March 2019, the actress celebrated the premiere of "Beauty and the Beast" in a plunging, black jumpsuit by Oscar de la Renta.
A gold rose embellishment paid tribute to the fairy tale's famous flower.
Watson dazzled in a bold power dress when she accepted an award for Best Actor in a Movie at the 2019 MTV Movie and TV Awards.
Watson continued to support one of her go-to sustainable fashion brands, Kitx, by selecting this black and silver asymmetrical dress with one long sleeve.
The actress attended a photo call for her 2019 film, "The Circle," wearing an edgy sheer overlay dress with a white graphic T-shirt.
The embellished dress and T-shirt combo originally appeared on the Louis Vuitton Resort 2019 runway.
Watson attended the 2019 Vanity Fair Oscar Party wearing a sophisticated gown and a powerful tattoo supporting the Time's Up movement.
Video: 2018 Vanity Fair Oscar Party Best Dressed
Wedding Dresses 2019
Whats The Healthiest Bread For Your Sandwich
Mizuna with Pan-Seared Duck and Mango
Early Onset Alzheimer’s Disease: Michael’s Story
How to Use Paper Creatively
5 Uplifting Stories That Will Make Your Day
True or False: Coconut Oil Can Help You Grow Out Your Hair
Qantas Will Soon Offer Free In-Flight Netflix And Spotify
Straight Talk: What would you do if someone told you they were coming out
The Trainers Trend Hollywoods Fashion Set Are Getting Behind
Exclusive: Miranda Kerrs Beauty Tell-All