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CIBJO President expressed support for De Beers plan to develop diamond traceability system

CIBJO President Gaetano Cavalieri has voiced the World Jewellery Confederation's support for a De Beers development project that employs blockchain technology, which was announced on December 4 by the group's CEO, Bruce Cleaver.

Today

IDE to unveil technology breakthrough initiatives at IDWI 2018

The Israel Diamond Exchange (IDE) has announced that it will unveil a series of groundbreaking initiatives that will have an important impact on the diamond industry in Israel and worldwide at the International Diamond Week in Israel (IDWI)...

Today

Chinese 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.While the lower part of the stone was a colorless, natural diamond, the upper section, including the crown and...

Today

Fancy yellow diamonds beat estimate price at Bonhams auction

Two separate lots of fancy vivid yellow diamonds that belonged to the Cullinan family were sold at a Bonhams auction for well above their expected price.

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De Beers’ Auction Sales ready to transition fixed forwards programme

De Beers said its Auction Sales business will transition fixed-price forward contracts to core business status, after the success of the pilot programme that was launched last January.

08 december 2017

Has GIA Invented the Synthetic Diamond “Black Box”?

21 april 2017
(jckonline.com) - At last year’s forum on undisclosed lab-grown diamonds, Gemological Institute of America chief laboratory and research officer Tom Moses noted that jewelers have long yearned for an easy-to-use, synthetic-sniffing “black box” that costs $99 and fits on a countertop. Last week GIA announced a device which, while not filling those exact criteria, comes pretty close.

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