Rare Orange diamond to showcase at Shapiro Auctioneers
Orange / yellow Orange one of the rarest colours found in natural diamond.
Brown Diamonds natural or synthetic
Causes of colour in heat treated brown diamonds and synthetic brown diamonds are similar to treated pink
Over graded diamonds
Recently there has been a lot of controversy in the diamond and jewellery trade regarding over graded[…]
Gemmological Institute of America seven week graduate diamond diploma
The GIA a gemmological organisation will be conducting a seven week graduate diamond diploma from January 8.
GSI Opens Botswana Lab
Mark Gershburg CEO of GSI said that after decades of just mining rough diamonds. Botswana capital Gaborone[…]
$2.1 billion in diamonds from Russia for Indian companies
$2.1 billion in diamonds from Russia for Indian companies
THE INTERNATIONAL INSTITUTE OF DIAMOND GRADING
The International Institute of Diamond Grading & Research is part of the De Beers group of companies.
