It's official: the black triangle necklace is the most popular piece from Nicole Richie's jewelry collection. Monet Mazur, Kim Kardashian, Paris Hilton, Katie Cassidy, Jennifer Rade and Vanessa Minnillo have been spotted wearing it.
Looks like Kara DioGuardi, songwriter, record producer and "American Idol" judge is the newest House of Harlow 1960 fan.
She wore the much coveted black resin triangle necklace.
House of Harlow 1960 black resin necklace