Gemstone Photomicrography: Photographing Inclusions
Explore the amazing world of gemstone photomicrography. These tips can help you view and photograph spectacular inclusions found inside many…
SI1 Clarity Diamond: Is It The Right Choice For Your Ring?
Wondering if SI1 clarity diamonds are worth buying? Discover how to find eye-clean SI1 diamonds that look flawless, save money compared to higher…
How to Test for Diffusion Treated Gems
Learn how to spot diffusion treated gems with a simple immersion test. This common treatment for sapphire can significantly reduce their value…
Is a VS Clarity Diamond a Good Choice?
When is a VS clarity diamond the best option for your engagement ring? Learn about diamond clarity grades and how to choose the stone that’s right…
Ruby-Glass Composites vs Leaded Glass Clarity Enhancements
Ruby-glass composites and leaded glass ruby clarity enhancements are difficult for gemologists to detect. Learn how to identify these gems and…
Ouro Verde Quartz: History and Treatment
Ouro Verde quartz, also known as lemon quartz, is a popular treated stone. Learn how experiments with other gems led to the development of this treatment.…
HPHT Diamond Treatments
HPHT diamond treatments can only be positively identified with costly equipment. However, you can learn to assess the probability that a stone…
Best Diamond Color for Yellow Gold Rings
Finding the best diamond color for your budget and style can be a challenge. Learn how to choose a diamond color for a yellow gold engagement ring.…
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