Jessica Alba
Credit: Jon Kopaloff/FilmMagic

Jessica Alba delivered her second daughter Haven last August, and now, months later, told just what husband Cash Warren got her to celebrate. "For my push gift, Cash gave me a really beautiful Hilary Tisch necklace," the actress told us at the Forevermark and InStyle Golden Globe cocktail party in Beverly Hills last night. "It's edgy and really cool." See what other stars say are their favorite new jewelry pieces in the gallery!

— Lindzi Scharf