Category Archives for Grading Practices

Diamond Color Charts – is your perception accurate?

Diamond Color Charts - test your perception of diamond color.

Thousands of people buy diamonds online every day, and the vast majority will choose a diamond color based upon an inaccurate perception of diamond color. Reading this article will dramatically improve your understanding and perception of diamond color.

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GIA Excellent versus AGS Ideal-0 cut, which diamond grading report is best?

The American Gem Society Laboratory (AGSL) and the Gemological Institute of America (GIA) Gem Trade Laboratory (GIA-GTL) set the standard by which all other gemological laboratories are compared, but are the two gemological laboratories truly equal when it comes to the standards by which they grade diamonds? Both the AGSL and the GIA are Heavy […]

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Save BIG by buying a slightly smaller diamond! Crafted by Infinity Hearts and Arrows round diamond reviews

One of the challenges that comes with discovering the impact that diamond cut quality has upon the light performance and sparkle factor of a diamond, is the realization that your diamond buying budget is not likely to stretch as far as you thought it might. Most people start out shopping for a diamond engagement ring, […]

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How important is diamond culet size? None, Very Small, Small, Blue Nile Signature vs James Allen True Hearts

“I’m in the process of shopping for a diamond engagement ring online, and am trying to decide between Blue Nile Signature round diamonds and James Allen True Hearts diamonds, which seem to offer a good balance of quality and price. Neither vendor seems to have anything that matches your preferred range of selection parameters at […]

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Is GIA Excellent Cut comparable to AGS Ideal-0 Cut? Grading diamond polish, symmetry, and proportions.

“Are GIA Excellent and AGS Ideal cut comparable? How does GIA’s “symmetry” and “polish” come into play? Do I need all three of GIA’s symmetry, polish and cut grades to be GIA Excellent for the diamond to be comparable in light performance to AGS Ideal cut diamonds? Thank you.” People tend to assume that GIA Excellent […]

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Enchanted Diamonds Reviews: Which GIA Excellent cut diamond should I buy from Enchanted Diamonds?

Hey Todd, I’d like to get your opinion on two diamonds, which honestly I located using the search engine feature provided on the web site of one of your competitors. I’ll be happy to use your referral link in exchange for a bit of advice; especially since it seems that your competitor is not willing to discuss […]

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What are Twinning Wisps in a diamond? And are twinning wisps inclusions good or bad?

The diamond inclusion referred to as “Twinning Wisps” are intergrowth within the diamond, which has twisted together within a twinning plane. It is essentially a twisting of the diamond crystal plane, and usually contains a variety of inclusions, such as diamond crystals, fractures, feathers, and clouds of pinpoint size diamond crystals, which may be light […]

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Zoara diamonds review: GIA 1179161412, is the price of this H&A diamond too good to be true?

“I wanted to get your advice on this rings GIA certification. the price seems too good to be true. Is there anything you can see on the Certification that might raise some suspicion? The diamond is on Zoara’s website and is under the catalog ID # D11179161412” – H.R. The price for the 1.21 carat, […]

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What is an etch channel diamond inclusions on GIA diamond grading report?

“I’m looking at this French Set Diamond Halo style engagement ring from Enchanted Diamonds and think that this 0.75 carat, I-color, SI-1 clarity, round from Enchanted Diamonds looks pretty good. The crown angle of 35 degrees is only one tenth of a degree steeper than the 34.3 – 34.9 degree range that you specify in your […]

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What are the Best Ideal Proportions for Oval Cut Diamonds? Tips for selecting oval brilliant cut diamonds.

Hi Todd, I’ve been searching for a oval shaped diamond for a while, and it seems to be a fairly uncommon shape in stores. Are there any ideal proportions for oval shaped diamonds that you can recommend? I’m on a budget of about 2500 dollars for the diamond itself, and half carat to three quarter […]

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