How laboratory-grown diamonds are graded and reported, written plainly: what a grading report states, and how to check its number with the laboratory that issued it.
These are explanations, not claims about our own stock. Where a guide quotes a figure it says who published it and when, and links to the source.
Every guide
As-grown vs treated: how to tell. A lab grown diamond can be treated after it is grown to change its color. You cannot see it, and no loupe will show it. Here is where it is written down, and what the wording means.
How to read a report on a laboratory-grown diamond. What each line on a laboratory-grown diamond report means, which parts are measured and which are judged, and how to check the number against the laboratory that issued it.