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Fine Jewelry University Articles matching: “Titanium and gold ring”
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Fine Jewelry University
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Gem in the Spotlight: Iolite
… different colors when observed at different angles, especially with polarized light. Pleochroism is caused by differing absorption of light rays in doubly refractive crystals. Thus, no singly refractive gemstone can exhibit pleochroism. … than Emerald or Topaz. Because of this, some extra care should be taken with your iolite jewelry. Try to avoid wearing it in situations where it might be hit against hard objects to keep it free from cracks and small chips. Iolite is a …
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What are “Blood Diamonds”?
… Process Certification System. This system was formally adopted in 2003 and guards against conflict diamonds entering the legitimate diamond supply chain. The diamond industry also adopted a voluntary System of Warranties to assure …Conflict diamonds are diamonds illegally traded to fund conflict in war-torn areas, particularly in central and western Africa. The United Nations (UN) defines conflict diamonds as “…diamonds that originate from areas … conflict. Today, 71 governments have enshrined into their national law the Kimberley Process Certification System, and now more than 99% of the world’s diamonds are from conflict free sources. The flow of conflict diamonds has been …
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Diamond Brokering
… our value hunting system makes the diamond buying experience a positive one. Please feel free to ask any questions and explore what we can do for you. Using a gemologist diamond broker to guide you through your diamond purchase insures …in price? A subtle difference in a diamond impacts the price significantly. Our expert guidance system helps: Understanding the basic diamond value system Understanding the expert diamond evaluation system Inform in technical or layman’s…
