GIA’s Diamonds & Diamond Grading eLearning Course

Gain the important skills you need to judge and grade the color, clarity, and cut of diamonds. Learn to determine proportions and estimate weight and study the fundamentals of diamond treatments, synthetics, and simulants and understand the effect of fluorescence on diamond body color. Analyze the role cut...

Environmental Ethics – Genesis

Has the western scientific method has been complicit in today’s environmental catastrophe? For other clips on ethics, environmentalism, war and peace, go to: www.ethicsonline.co.uk -or- www.ethicsonline.net Email – info@ethicsonline.co.uk Enriching classrooms, and beyond. All Rights Reserved...

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In all their august chunkiness … So much eye candy so little time. Tags: antique diamonds, august vintage, cushion brilliant cuts, cushion cut diamonds, diamond clarity

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hidden symbolism on a church. Freemasons at work? Watch in high quality. gorilla199 has graciously explained these symbols with more clarity. He states: 0.14 Is a winged disc There is a bird and also a side view cutaway view of a flying disc above the bird 0.53 the 3 dots in the middle of two lines is also...

5.14ct D VVS2 H&A’s strong blue not hazy

The blue fluorescence in this diamond makes it seem whiter than white when it is seen in daylight. When seen indoors in artificial light it still appears to be an icy white D. The diamond does not loose transperancy except when it is in direct sunlight when it takes on a blueish body cast which most diamond...