The diamond, described as amber in colour, was unearthed in an Alrosa mine in the Yakutia region. The previous record was a 401-carat rough discovered in 2013. Alrosa recently showcased the New Sun, a ...

The tour will depart from Sydney on 26 September (Friday) and return on 4 October (Saturday), and positions are limited. The first stop will be Lightning Ridge in New South Wales, the source of the ...