Tag: NGTC

Chinese Lab Finds Hard-To-Detect CVD Synthetic

Beijing: Since 2012, CVD synthetic diamonds have been tested and identified by National Gemstone Testing Center (NGTC) in Beijing, typically in sizes above 0.20 ct.

22 November 2017

GJEPC Calls for R&D to Detect Synthetics

Mumbai: India’s Gem & Jewellery Export Promotion Council (GJEPC) has called upon all industry stakeholders to develop a co-ordinated approach against the undisclosed mixing of

17 September 2016

Tag: NGTC

Chinese Lab Finds Hard-To-Detect CVD Synthetic

GJEPC Calls for R&D to Detect Synthetics

Quick Links

Connect With Us