Blue diamond is considered as the most expensive gemstone in the world. Priced at $3.9 million or P225 million per carat, it is a very pricey gemstone. While blue is one of the rarest diamond ...

The Winston Fancy Color Diamond Collection is coming to the Smithsonian National Museum of Natural History this April. (7News) ...

At this year's Oscars, the jewelry on the red carpet will be bold statement earrings and chunky necklaces, as well as rare ...

natural red diamonds are among the rarest gemstones. The Winston Red Diamond is 2.33 carats, among the largest to have the “Fancy red” color grade from the Gemological Institute of America.