A uncommon ‘fancy vivid‘ pink diamond was bought for $49.9 million in Hong Kong on Friday, setting a world document for the best worth per carat for a diamond bought at public sale.

The pink diamond ‘Williamson Pink Star’ weighs 11.15-carat and was auctioned by Sotheby’s Hong Kong., AP reported. Although initially estimated at $21 million, it was bought for $392 million Hong Kong {dollars} ($49.9 million.

The Williamson Pink Star is the second-largest pink diamond to seem at public sale.

Pink diamonds are among the many rarest and Most worthy of the colored diamonds. The supply of their pink coloration is debated, and one of many extensively accepted theories is that the pink is triggered when the diamond faces shear stress throughout its formation.
“The presence of nitrogen creates yellow diamonds, and boron varieties blue diamonds. Curiously, there are not any hint parts present in pink diamonds. As a substitute, the reason for the pink hue is regarded as brought on by a distortion within the diamond’s crystal lattice, created by intense warmth and nice stress after the stone’s formation,” Sotheby’s says.

Color, and never simply dimension, is taken into account whereas figuring out the worth of a pink diamond. Bigger a pink diamond, and higher its coloration, the extra priceless it is going to be. The Gemological Institute of America grades pink diamonds based mostly on their color as: Faint, Very Gentle, Gentle, Fancy Gentle, Fancy, Fancy Intense, Fancy Vivid.

The Williamson Pink Star attracts its title from two legendary pink diamonds. The primary is the 23.60-carat Williamson diamond which was introduced to the late Queen Elizabeth II as a marriage reward in 1947. The second is the 59.60-carat Pink Star diamond that bought for a document $71.2 million at public sale in 2017.

Pink diamonds have been first found within the Kollur mines in India in the course of the early seventeenth century, and has since been mined in mined in Australia. Brazil, South Africa, Tanzania, Canada and many others.