NEW YORK – Diamonds are a girl's best friend, but for some girls, white diamonds (search) just aren't good enough anymore. The rich and famous have fallen in love with colored diamonds, which are ...

Diamonds may be a girl’s best friend, but the luckiest gals on the block are the ones with rocks in shades of yellow, pink and blue. Colored diamonds are attracting more attention than ever, spurred ...

Leibish & Co., unveiled its World of Colors guide for identifying fancy colored diamonds in New York Thursday (January 19). A day earlier, I spoke privately with Leibish Polnauer, the president and ...

Colored diamonds, which have natural pink, blue, yellow, and other brilliant hues, will continue to be closely sought-after by collectors and investors in 2019, according to Russian diamond group ...

Watch auctions are divided into two categories: Patek Philippe and Rolex, which represent the bulk of the value; and everything else. Likewise, jewelry auctions fall into two camps: colored, large, or ...

Laser Raman microspectroscopy is a standard analytical method in many gemmological laboratories. This technique is also useful in analyzing luminescence emissions. The set of diamonds analyzed ...