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Fine Jewelry University Articles matching: “25 cushion lab”
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Fine Jewelry University
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Frequently Asked Question about Jewelry
… advancements in the field. The pace of change in the gem industry is staggering. What is Moissanite? Moissanite is lab-created silicon carbide. It has become an excellent diamond imitation since it gives a positive reading on a thermal … between a Diamond Certificate and an Appraisal? A Diamond Certificate is a document issued by a Gemological Laboratory describing a Loose Diamond. The laboratory will not issue certificates on Diamonds which are set in a mounting. A …
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Understanding the Diamond Buying Game
… this is not always the case. Today, to make the grading standard more uniform, diamond certification by grading laboratories is thought to make diamonds a commodity. Again the dream is not the reality. The nature of diamonds is that … diamond is unique. Diamond reports don’t tell the whole story. First, it is well known that not all diamond grading labs grade with the same standard. GIA and AGS use the most technical standards. EGL uses a looser grading standard, I …
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Anatomy of a Ring
… that halos bring to most rings. In fact, like cathedrals, they can even help protect the center stone from damage. If you are shopping for a halo engagement ring, first look for the overall shape of halo that you like (e.g. round, cushion, square, something else), and then consider how the accent stones in the halo are set. Are they secure? Will the halo help protect the center stone from impact? So there you have it. A brief introduction to the anatomy of a ring. We hope…
