Samira Wiley flashes her engagement ring from Lauren Morelli in this photo she posted to her Instagram account on Oct. 4, 2016.

Pippa Middleton is seen in London, July 19, 2016.

Kate Upton attends the "Manus x Machina: Fashion In An Age Of Technology" Costume Institute Gala at Metropolitan Museum of Art, May 2, 2016, in New York.

Keven Undergaro and Maria Menounos are seen, March 9, 2016, in New York.

Former model Jerry Hall, 59, flashes her huge diamond engagement ring from her fiance Rupert Murdoch, 84, outside her home in Richmond, Southwest London, Jan. 24, 2016.

Newly-engaged Mariah Carey shows off her huge engagement ring as she steps out with James Packer in New York City, Jan 21, 2016.

Sports Illustrated Cover Model Hannah Davis attends the 49th annual CMA Awards at the Bridgestone Arena on Nov. 4, 2015 in Nashville, Tenn.

Riawna Capri uploaded this photo to Instagram on Aug. 27, 2015.

Jennifer Aniston arrives at the Premiere Of Lionsgate Premiere's "She's Funny That Way" at Harmony Gold, Aug. 19, 2015 in Los Angeles, Calif.

In this week's dramatic conclusion, Kaitlyn gave her final rose to finalist Shawn Booth, on the Season Finale of "The Bachelorette". Shawn gave Kaitlyn a ring by Neil Lance, inset.

Iggy Azalea posted these photos to Instagram, June 2, 2015, following her engagement to Nick Young.

Nikki Reed shows off her new engagement ring while jogging in Atlanta, Jan. 29, 2015.

Sofia Vergara wears a huge diamond ring on her left hand as she kisses Joe Manganiello on vacation in Hawaii. The couple lounged by their hotel pool in Hawaii, Dec. 27, 2014.

Brittany Kerr posted this image of herself and Jason Aldean to Instagram, Sept. 25, 2014.

La Toya Jackson attends a special screening of 'Dancing In Jaffa' at ICM Screening Room, April 17, 2014 in Century City, Calif. | La Toya Jackson shows off her engagement ring on "Good Morning America," June 4, 2014.

While hosting "The View" on April 16, 2014, Jenny McCarthy announced that she is engaged to Donnie Wahlberg and showed off her engagement ring.

Leighton Meester attends the photo call for Broadway's "Of Mice and Men" in New York on March 6, 2014.

Mary-Kate Olsen flashes a ring on her engagement finger as she leaves an office building in New York City, March 3, 2014. For full article, <a href="http://abcnews.go.com/blogs/entertainment/2014/03/mary-kate-olsen-steps-out-with-huge-rock-amid-engagement-rumors/">Click Here</a>.

Allison Williams attends the 2014 Vanity Fair Oscar Party, March 2, 2014, in West Hollywood, Calif.

Mila Kunis goes shopping at The Grove in West Hollywood, Calif., Feb. 27, 2014.

"Bachelor" stars Catherine Giudice and Sean Lowe exchanged vows -- and Neil Lane wedding bands (at top left) during their televised wedding, Jan. 26. 2014.

Ashlee Simpson arrives at the Los Angeles Premiere "The Hunger Games: Catching Fire," Nov. 18, 2013 in Los Angeles. Right Ashlee Simpson's engagement ring designed by Neil Lane.

Emma Roberts arrives at the 71st Annual Golden Globe Awards at The Beverly Hilton Hotel, Jan. 12, 2014 in Beverly Hills, Calif.

Jamie Chung flashes her engagement ring during a shopping trip in Los Angeles, Dec. 9, 2014.

Left, Gabrielle Union and Dwyane Wade attend unveiling of the All-New 2014 Maserati Ghibli in Miami, Fla., Nov. 21, 2013. The couple got engaged on Dec. 21, 2013. Dwyane Wade tweeted, "She said YES!!! @gabunion" and shared a photo of his engagement to Gabrielle Union on Instagram. Gabrielle Union tweeted , "Sooooo this happened... #Yessss @dwyanewade http://instagram.com/p/iNGqkFJ-UE/"

Kelly Rowland confirmed her engagement to her manager, Tim Witherspoon, on The Queen Latifah show. To watch the video, visit queenlatifah.com.

Zoe Saldana shows off her emerald engagement ring at the LACMA 2013 Art and Film Gala, Nov. 2, 2013, in Los Angeles.

Ciara shows off her engagement ring at Moet Rose Lounge Houston at The Hotel Derek where she was the host, Oct. 28, 2013 in Houston.

Kim Kardashian's best friend Jonathan Cheban shared this image, through his Instagram account, of Kim showing off her ring after newly getting engaged to boyfriend Kanye West, Oct. 22, 2013.

Lauren Conrad shared the news that she was engaged to current boyfriend, William Tell, via Instagram with a picture of her ring, Oct. 13, 2013.

Hayden Panettiere flashes her engagement ring outside the Trump SoHo Hotel in New York, Oct. 9, 2013.

Jamie Lynn Spears posted these photos with her fiance, Jamie Watson, and her engagement ring on Instagram with the words "Guesssss what??????" and ":) #hedidgood." Spears and Watson have reportedly been together on and off for three years.

Blake Lively showed off her monstrous engagement ring from hubby Ryan Reynolds on set of "Gossip Girl" in New York Oct. 16, 2012. The couple tied the knot Sept. 9 and Lively's rock was designed by celeb jeweler Lorraine Schwartz. Lively is currently filming the sixth and final season of "Gossip Girl."

Jennifer Aniston is the latest celebrity to sport a heavy stunner on her ring finger. Justin Theroux recently gave her what appears to be an enormous engagement ring. Check out what other celebrities have rocked serious bling before heading down the aisle.

Art patrons and supporters, Angelina Jolie, Brad Pitt, and their son, Pax view works from LACMA's Chinese collection, April 11, 2012.

Jessica Biel at the "Total Recall" premiere, Aug. 1, 2012 in Hollywood, Calif.

Liam Hemsworth and fiance Miley Cyrus arrive at the 8th Annual Australians In Film Breakthrough Awards, June 27, 2012 in Century City, Calif.

Jason Trawick and Britney Spears celebrate their engagement at Planet Hollywood Resort & Casino, Dec. 16, 2011 in Las Vegas.

Kate Hudson arrives at the premiere of Warner Bros. 'Something Borrowed,' May 3, 2011 in Los Angeles.

Gwyneth Paltrow attends the "Thanks For Sharing" premiere during the 2012 Toronto International Film Festival, Sept. 8, 2012 in Toronto, Canada.

Blake Lively and Ryan Reynolds spotted the day after their wedding at the Boone Hall Plantation & Gardens in Mount Pleasant, S.C.

Mariah Carey arrives at the 2010 Palm Springs International Film Festival gala, Jan. 5, 2010 in Palm Springs, Calif.

Jessica Alba arrives at The Clinton Foundation's "A Decade Of Difference" Gala , Oct. 14, 2011 in Los Angeles.

Kristin Cavallari attends the launch of Glamhouse.com, Feb. 16, 2012 in Los Angeles.

Avril Lavigne arrives for the Abbey Dawn by Avril Lavigne Fashion Show, Sept. 10, 2012 in New York City.