Selena Gomez's marquise-cut diamond engagement ring might be a nod to her 2015 hit song "Good For You," where she sings about being a "marquise diamond" that could "even make Tiffany jealous." ...

Zendaya's 5-Carat Solitaire To Selena Gomez's Marquise: ... Her ring, featuring a pear-shaped diamond with a halo of smaller diamonds, is a striking blend of elegance and modernity.