Standing on the podium at the 2016 Olympics, He Zi accepted her silver medal in the women's 3-meter springboard competition.
Meanwhile, her boyfriend Qin Kai, also a Team China diver, approached his girlfriend with a ring in hand to propose in front of the entire crowd.
"Wow! What a way to cap off an outstanding gold medal performance," an announcer says in video footage from NBC.
As Zi accepts the proposal, tears in her eyes, the crowd erupts into applause and celebrates along with the couple, making for a particularly special moment at the games.
You can catch the full proposal in the emotional video below: