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In addition, a pair of diamond ear pendants brings together a pear-shaped fancy yellow diamond of 52.78 carats and a pear-shaped white diamond of 50.31 carats surmounted by circular-cut fancy yellow and white diamonds Mounted in yellow and white gold, the pendants may be easily swapped or detached completely, giving the owner three options for how to wear them.
FORBES: Big Diamonds Lead Christie's Magnificent Jewels Sale
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The only other fancy colored diamond grading guide in existence is from the Gemological Institute of America.
FORBES: A Guide for Fancy Colored Diamonds
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For example, he says that a five-carat fancy yellow diamond increased in value by 180 percent from 2001 to 2011 He compared that to Berkshire Hathaway stock, which increased by 52 percent for that 10-year period and Coca Cola, which grew 42.5 percent.
FORBES: A Guide for Fancy Colored Diamonds