When famous jeweller Stephen Silver purchased the diamond in June 2013 ... fancy vivid blue diamond to sell at auction. The indigo blue gemstone was referred to as “the gem of gems” and it was flanked ...

A rare blue diamond was on display Tuesday ... A 40.29-carat radiant-cut fancy light pink diamond ring, left and a 102.60-carat round white diamond. Eight diamonds on display at the Sotheby ...

The Christie’s sale will offer the stone in a ring set by the singular Parisian designer JAR. Courtesy of Christie's The Golconda Blue Diamond in its setting by JAR. Over a decade after we first ...

The chiseled stones were on display next to lavish jewellery, including a white-diamond encrusted necklace featuring a 100.26-carat pear-shaped brown diamond pendant. The blue diamond will be ...