Aga Khan emerald fetches record $9 million at auction
In 1960, Prince Sadruddin Aga Khan commissioned Cartier to set the emerald in a brooch with 20 marquise-cut diamonds for ...
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The 13 Most Famous Engagement Rings of All Time
The second, a stunning 20 carat emerald-cut diamond worth $8 million ... A decade later, Jackie added marquise-cut diamonds to the sides of the ring. This style of ring features a two-tone ...