This breathtaking piece features a 59.60-carat flawless pink diamond, classified as a Fancy Vivid Pink by the Gemological Institute of America (GIA). It was auctioned by Sotheby’s in Hong Kong ...

It is the Aurora Pyramid of Hope, a collection of 296 naturally coloured fancy diamonds. They are extremely rare ... It is thought that the colour in red and pink diamonds is caused by a change in the ...