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  • Category Archives About Diamond
  • Rough Diamonds

    Facts About Rough Diamonds

    Executive Summary about Rough Diamonds by David Cowley

    diamond rough

    Rough diamonds are still in their natural form and have not been cut or polished. Natural diamonds are found in Octhahedra, Cubic, Macle, and Dodecahedron crystal shapes.

    Diamonds was a major trade item in India during the early 1500′s. Brazil then became the next country to develop a diamond trade industry. In the late 1800′s Africa became the most prolific diamond producing country in the world after it was discovered that diamonds are found in volcanic pipes. Only about 30 of the worlds 6,000 volcanic pipes have become major diamond mines.

    In the early 1990′s Canada’s Northwest Territories has become the latest entry into the great diamond rush. In 1982 diamonds were found in central Alaska in the Crooked Creek. The largest of all rough diamonds ever found was the the famous Cullinan Diamond. The second largest was the Excelsior diamond which weighed 995.20 carats.

    An Octahedra is a polyhedron with eight faces. This is the most common form of a rough diamond.

    A simple box shape is in the form of a cube shape.

    A Macle is one half of the Octhahedra or pyramid shaped that has been distorted.

    A Dodecahedron is has a rounded shape with many different types of flat faces on it. A perfect one will have 20 triangular faces, 30 square faces, and 12 pentagonal faces.


    4 Critical Tips on How to Buy Rough Diamonds

    Executive Summary about Rough Diamonds by Jared Adams

    Because the price and quality of a diamond can depend heavily on how it is cut and shaped, it’s possible to save money by purchasing rough or uncut diamonds for wholesale prices.

    Most buyers who opt to purchase rough diamonds then have the diamond cut down into either one or multiple stones by a professional gem cutter or jeweler . Before you make a rough diamond purchase, you need to be aware of the product and the market. So, keep reading for some critical tips that will help you with your next rough diamond purchase.

    1. Always use an accredited and respected seller. Even though they’re not yet cut and shaped, rough diamonds are still an expensive commodity.

    2. Look for an ethical or conflict-free product. Because rough diamonds are easier to sell and unload on the open market, it’s important that you don’t inadvertently sell an illegally procured or unethical diamond.

    3. Always seek an expert’s advice. If you can afford it, bring an expert appraiser along with you when you go to make your rough diamond purchase.

    4. Have your rough diamond appraised before and after you bring it to a jeweler.


    Please also check out my other guide on Diamond Earrings and Diamond Designer



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  • GIA Diamond

    GIA Diamond Grading Reports

    Executive summary about GIA Diamond by Dave Letter

    gia diamond cut

    gia diamond cut

    Diamond grading reports are provided usually for diamonds over one carat and provides important information encompassing diverse aspects of the stone Besides the GIA grading report, the GIA grading report with cut grade can also be opted for.

    The GIA diamond dossier is usually issued for diamonds under one carat and it provides information similar to the grading report.  Unlike grading report that levies extra for laser inscription registry, the diamond dossier provides it free of charge.  The GIA diamond dossier with cut grade can also be availed of.

    Details provided in GIA reports

    Report number: A unique number assigned to a diamond and registered in GIA’s global database.

    Shape and cutting style: Details the shape of the diamond and how the various facets are cut.

    Proportions: Various characteristics of the diamond are underlined here.  Table-Average size of the table facet in relation to the average diameter (for round diamonds).  For fancy shapes, this refers to width of diamond.

    Culet: Details the size of the culet relative to size of diamond.

    Grading scales: GIA grading scales on color and clarity are provided.  Color grading is achieved by comparing stones to master comparison diamonds.

    The laboratory also issues special reports designed specifically for colored diamonds.

    The laboratory does not grade mounted diamonds.  Only loose diamonds must be sent to GIA for grading.

    The certificate does not provide retail value of the diamond.

    gia certified diamond

    gia certified diamond

    What is a GIA Certified Diamond and Why is it Important?

    Executive Summary about GIA Diamond by Jan H Roos

    Buying a diamond from a wholesale company rather than buying a complete ring from a retailer is a great way of saving money and getting a superior quality stone.

    You can prevent yourself from the possibility of being duped by finding a vendor who is GIA certified.

    GIA or the Gemological Institute of America is one of the world’s leading authorities on diamonds and gemstones.  The institute carries out this role by identifying and grading any gems that enter the market.   Thus they ensure that the consumer is confident of not being misled whenever precious stones are changing hands.

    Reputable wholesale companies allow the GIA to analyze all of their diamonds in order to grade them and confirm that they are genuine.

    On top of that, the need for knowing if the gemstones come from ethical sources and methods and the environmental impact minimal is increasingly important.


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