A rare Russian pink diamond called the ‘ Spirit of the Rose ’ has set the new world record for the most expensive purple-pink diamond ever sold. The 14.83 carat diamond was auctioned for a ...

Despite being found in many color variations, a pink diamond is one of the most sought after types of diamonds. These are rare diamonds with beautiful coloring and skyrocketing value. In this post ...

It is thought that the colour in red and pink diamonds is caused by a change in the structure of the crystal called plastic deformation, possibly in combination with another internal defect. This ...

A rare pink diamond has sold for HK$453.2 million (US$57.7 million) in Hong Kong, setting a record for price per carat paid at auction for any diamond or gemstone, according to Sotheby’s auction ...