HCA Calculator

The Holloway Cut Advisor is a tool used to find the performance of round cut diamonds based on its potential light return, scintillation and spread. Use this online HCA Calculator to estimate the performance of the diamond. Enter the table, depth, crown angle and pavilion angle values from the GIA and IGI reports in the diamond holloway cut score calculator to calculate the HCA score. Any diamond with a score of more than 2.0 should be discarded.

Diamond Holloway Cut Score Calculator

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The Holloway Cut Advisor is a tool used to find the performance of round cut diamonds based on its potential light return, scintillation and spread. Use this online HCA Calculator to estimate the performance of the diamond. Enter the table, depth, crown angle and pavilion angle values from the GIA and IGI reports in the diamond holloway cut score calculator to calculate the HCA score. Any diamond with a score of more than 2.0 should be discarded.

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Holloway Cut Adviser is a tool to find the performance of round cut diamond and used to estimate cut quality. You will get a nice diamond if HCA score is < 2.0 and get smaller diamond when HCA score is > 2.0. HCA does not use symmetry, polish and minor facets.


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