JannPaul Education: The HCA Tool
This video is a brief tutorial on the benefits of using the HCA tool to calculate the HCA score of your selected diamond. This tool is beneficial in calculating the light performance and light return of a selected diamond.
We will be making comparison between JANNPAUL's Signature Super Ideal with a GIA certified Triple Excellent Round diamond under fluorescent, LED and controlled spotlight environments, in illustrating the HCA tool.
Updated: Aug 8, 2017