'Pink Star' diamond fetches record $71.2 million in Hong Kong
59.60-carat Pink Star is largest in its class ever graded by Gemological Institute of America
 "'Pink Star' diamond fetches record $71.2 million in Hong Kong")
A pink diamond broke the world record for a gemstone sold at auction, after it fetched $71.2 million in Hong Kong today.
The 59.60-carat "Pink Star" is the largest in its class ever graded by the Gemological Institute of America (GIA).
Sotheby's auction house said it was "proud" of the sale.
The 59.60-carat "Pink Star" is the largest in its class ever graded by the Gemological Institute of America (GIA).
Sotheby's auction house said it was "proud" of the sale.