DIAMOND & JEWELRY CERTIFICATION, INNOVATIVE SERVICES, PROTECTING THE CONSUMER THROUGH RESEARCH & DEVELOPMENT.

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ARTICLES

	Synthetics and Treatments
	Diamond Simulants Table
	What Is Infrared (IR) Spectrometry, and How Is It Used to Identify Gems?
	Lead Glass–Filled Ruby Bead Necklace
	What Are the Patterns Seen in a Diamond and How Do They Affect Its Face-Up Appearance?
	"Fingerprint" Inclusions in Diamond
	What Are Brightness, Fire, and Scintillation, and How Do They Factor Into Estimating a Standard Round Brilliant Diamond's Cut Grade?
	Separating Rough Spinel from Corundum Rough
	Researchers find way to produce very large diamonds very fast - CVD Diamonds!
	What Is Luminescence Imaging and How Is It Used?
	A New Imitation of Imperial Topaz
	How to take care of your jewelry ?
	Diamond's Formation Process
	What is 'Conflict Diamonds'?
	What is the difference between Cubic Zirconium and Moissanite?
	All About Gemology

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