For instance: ? All depending on their depth of color, pink diamonds less than 1 carat cost between $15,000 and $30,000. ? Once it comes to a vivid clarity pink diamond over 2 carats, they can ...

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 ...