Tag Archives for " Light Performance "

AGS Laboratory Introduces Advanced ASET for Light Performance

Advanced ASET Brian Gavin

Fifth-generation diamond cutter Brian Gavin sets a new standard of light performance with the release of a new patent and Advanced ASET using dynamic contrast.

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What do Diamond Proportions & HCA Score have to do with Light Leakage in a GIA 3X Cut Diamond?

Is HCA a Good Way to Judge Diamond Proportions? “I was wondering if you could help me with evaluating if the 5.5 Holloway Cut Adviser score for a diamond is truly an issue. I have seen this diamond and another diamond that scores a 3.4. Is there any sort of analysis you could show me […]

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James Allen True Hearts vs Brian Gavin Signature Hearts and Arrows Diamonds 3/4 carat

I am looking to purchase an engagement ring in the 3/4 carat range. I would like to spend between $2500-3500 (but would really like to stay closer to the <3k range if possible). I had been looking at James Allen and BGD. Currently, this 0.745 carat, J color, VS-1 Brian Gavin Signature Hearts and Arrows […]

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