News

Advanced Search

Search Results

Headers Only
   
IIDGR
De Beers Grading Unit Launches Courses in China
The International Institute of Diamond Grading and Research (IIDGR) will launch a series of educational courses in China through
News Sep 13, 2018 Rapaport News
China synthetic diamond 150
Lab Finds 3ct. Synthetic with Fake Report
A grading laboratory in China has discovered a synthetic diamond masquerading as a natural stone, complete with a forged inscription and
News Apr 15, 2018 Joshua Freedman
Chinese Grading Lab 150 120617
Lab Spots Stone with CVD Coating
A Chinese gemological laboratory has identified a well-concealed synthetic-diamond coating that bolstered the size of a small natural stone.
News Dec 07, 2017 Rapaport News
Previous 1 Next
Show articles per page
Weekly Market Comment

Polished trading stable in 1 ct. and larger, with dealers optimistic

Rapaport Reports

Magazine
Lacking clarity

A bizarre press release from Alrosa landed in the Rapaport News

MOST VIEWED
© Copyright 1978-2018 by Martin Rapaport. All rights reserved. Index®, RapNet®, Rapaport®, PriceGrid™, Diamonds.Net™, and JNS®; are TradeMarks of Martin Rapaport.
While the information presented is from sources we believe reliable, we do not guarantee the accuracy or validity of any information presented by Rapaport or the views expressed by users of our internet service.