The Van Cleef & Arpels tiara of Grace, Princess of Monaco. It was among many pieces that Grace's family sold at auction after her death. It was most recently seen in the film Mirror, Mirror, with leading lady Lily Collins wearing it.
1976 by Van Cleef & Arpels-Van Cleef & Arpels; seen in the Grace Kelly Year Exhibit and Set in Style: The Jewelry of Van Cleef & Arpels at Cooper-Hewitt Museum in NYC - Other Wearers: Princess Grace of Monaco; at her daughter, Princess Caroline's pre-wedding ball in 1978. Julia Roberts; in the 2012 movie Mirror, Mirror . Lily Collins; in the 2012 movie Mirror, Mirror