Josh Brolin’s Fiancée, Kathryn Boyd, Shows Off Her Engagement Ring at Cannes — Plus See 10 More of the Most Stunning Celebrity Wedding Bands!

Emma Slater

The Dancing With the Stars pro's now-husband, Sasha Farber, popped the question in October 2016. The duo married in March 2018.

Kathryn Boyd

Third time's a charm! Josh Brolin proposed to his wife in April 2015 with this stunning sparkler.

Jennifer Garner

Ben Affleck declared his love to Jennifer with this 4.5-carat ring on her 33rd birthday in 2005.

Brooke Shields

Brooke accepted this antique platinum and gold Neil Lane engagement ring from her husband of 17 years, Chris Henchy, prior to their April 2001 wedding.

Gwyneth Paltrow

Though they are now divorced, musician Chris Martin once stole Gwyneth's heart with this beautiful square-cut diamond ring!

Angelina Jolie

After dating for seven years, Angelina said "Yes!" to this 16-carat custom-designed Robert Procop diamond ring — estimated to be worth around $250k! — from Brad Pitt. The couple is now sadly divorced.

Heidi Klum

Seal presented this gorgeous 10-carat yellow diamond engagement ring to the model in December 2004 while on top of a glacier! Sadly, the couple split in 2012 after nearly seven years of marriage.

Jennifer Aniston

Justin Theroux popped the question with this eight-carat gem on Jen's 41st birthday in 2012 before their subsequent split in 2018.

Sarah Jessica Parker

Actor Matthew Broderick got down on one knee to give the Sex and the City star this beautifully cut yellow gold diamond ring prior to their 1997 nuptials.

Kate Middleton

The Duchess of Cambridge received what is quite possibly the most famous engagement ring in the world — it was previously given to Princess Diana from Prince Charles in 1981 — when Prince William proposed marriage in 2010.

Reese Witherspoon

In December 2010, talent agent Jim Toth got down on one knee to present his future wife with this four-carat stunner.

Nicole Kidman

The actress' hubby, Keith Urban, proposed with a diamond-studded Cartier ring shortly before their June 25, 2006, nuptials.

Drew Barrymore

The actress and her now ex-husband Will Kopelman became engaged in January 2012 when the art consultant proposed with a gorgeous, four-carat, radiant-cut diamond. The couple sadly split after a few years of marriage in April 2016.

Meghan Markle

The American actress accepted a bespoke center diamond from Botswana surrounded by two smaller diamonds — from Princess Diana's personal collection! — when Prince Harry popped the question in November 2017.

Eva Longoria

Jose "Pepe" Baston gave Desperate Housewives star Eva a huge ruby engagement ring when he proposed marriage in December 2015.

Sofia Vergara

Actor Joe Manganiello gave now-wife Sofia a jaw-dropping, seven-carat, cushion-cut diamond back in December 2014.

Amal Clooney

The London-based barrister accepted a seven-carat, emerald-cut diamond engagement ring from actor George Clooney in April 2014.

Natalie Portman

Natalie wears a conflict-free diamond ring set in recycled platinum from her husband Benjamin Millepied.

Camila Alves

Matthew McConaughey gave his now-wife, Camila, a beautiful rose-cut stone surrounded by smaller diamonds when he popped the question in December 2011.

Catherine Zeta-Jones

Catherine wears a massive, 10-carat engagement ring from husband Michael Douglas.

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