The International Diamond Manufacturers Association (IDMA) announced it will hold its 40th Congress from 28-30…
Suite of faceted nickel-diffused spinel (0.674-1.009 ct) showing the range of colour from blue to…
The Union Minister of State for Consumer Affairs, Food and Public Distribution, Sadhvi Niranjan Jyoti…
Diamond analyst Paul Zimnisky reports that the momentary let-up in the expectational stone market may…
Gübelin Gem Lab is celebrating its 100th anniversary with the introduction of Gemtelligence, an algorithm based entirely on artificial intelligence (AI) and deep learning to determine the country of origin of rubies,…
China has been one of the world’s leading producers and consumers of gold. But the…