4 Stunning Diamond Jewellery Pieces You Need To See

The takeaway from watching Karen Elson singing and dancing to the 1949 Marilyn Monroe tune Diamonds Are a Girl’s Best Friend in Cartier's new holiday video is that red hair, red lips and a red dress can work in the style department. That, and how nothing can beat diamonds when it comes to looking like a million bucks.

In the 90-second video, the English model turns into a walking billboard for some of the most dazzling diamond pieces from Cartier's archives, including the Pur Absolu platinum necklace with a 30.21-carat D IF (that means it's certified dazzling pure, or top notch) pear-shaped diamond and the 1911 Oriental tiara. Imran Jalal lists the biggest, flashiest and most memorable Cartier diamond pieces in history.