Diamond Education

Beyond just the four C’s, browse below our comprehensive diamond research and educational articles. Our diamond experts have collectively spent decades in the diamond industry to provide you with free and unbiased advice.

Ethical diamonds: What Conscientious Consumers Need to Know

From coffee to clothing, consumers are increasingly interested in how their products are sourced. Chief among their concerns is that workers are being treated fairly and that goods are being produced with the least environmental impact possible. It seems only natural that this shift in consumer culture would make its way to diamonds, often one …

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Radiant Cut Diamond Buying Guide

Bottom Line Recommendation A Radiant Cut Diamond offers outstanding brilliance and durability. For Color, we recommend an H or better, like this stunning H graded Radiant Cut in a 14K white gold setting. For Clarity, we suggest an SI1 or an SI2. When it comes to Cut quality, we recommend seeking the assistance of an …

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Ruby Gemstone: Price, Colors and Cut

The Darling Red Ruby With renewed interest in colored gemstones taking center stage lately, we’re going to take a closer look at one of the most romantic of all the precious gemstones, the darling red ruby. Said to be one of the rarest of the big three — rubies, sapphires, and emeralds — this crimson …

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Lab Created Diamonds: They Aren’t Cheaper

Bottom Line Recommendation Lab created diamonds are not yet cheap enough to justify buying them over natural diamonds. You’ll get a better value for your money buying from Blue Nile or James Allen. What Are Lab Created Diamonds? Lab created diamonds (which have also been referred to as lab grown diamonds, synthetic diamonds, artificial diamonds, …

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GIA

GIA Diamond Certificate The most common and most well respected certificate is from the GIA (Gemological Institute of America).  Generally speaking, they are the most consistent lab in the business. All other labs are always discussed in comparison to the GIA.

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Purple Diamonds

Rare Purple Diamonds While purple diamonds are not as rare as some of the other colors like red, pink, or blue, a single pure purple color stone is quite hard to come by. The majority of these diamonds are found with overtone colors. In the last six years, we’ve only had one reader purchase a …

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Asscher Cut Diamond Guide

Bottom Line Recommendation: Setting Style: Asschers are well suited for a square halo setting like this. Emerald cuts look fantastic in elegant tapered baguette style settings. Color: I Color or better. I Color with an Asscher or Emerald Cut Diamond will give you the best value. Going higher in diamond color will give you an incremental benefit, but …

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Sapphire Gemstone: Price, Colors and Cut

Bottom Line Buying a Sapphire is much less technical than buying a diamond. Diamond’s are treasured for their brilliance while sapphires are loved for their color. Since it’s all about the color, you need to buy your sapphire from a site that has high quality images of their stones, like James Allen or Leibish & …

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Diamond Polish

What is Polish? Diamond Polish refers to how smooth the outside surface of a diamond has been polished.  You can achieve higher grades by using a finer grain diamond dust on the polishing wheel and polishing for a longer time. Does Polish Matter? I have worked in the industry for over 6 years, working for …

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