1) Jessica Biel

“I had no say whatsoever [in the ring]. I don’t micromanage. He is fearless in his choices and has a real eye for design. And I’ll be honest: He has better taste than I do.”

Fiancé: Justin Timberlake
Features: A vintage-looking, radiant cut diamond ring with aquamarine side stones
Carats: 6
Estimated worth: $130,000                                                                                                                                                             Designer: Leor Yerushalmi; co-designed by Justin Timberlake himself