There has to be a way to distinguish when you're buying or selling. The quality, the shine, the size, the vibrancy of color. All of those make every gem unique.
And people who are going to make jewelry with multiple pieces of the same stone need a way to rate the color. For a consistent look.
[Or.]
It might even be the difference in color between them and real sapphires that's the code.
no subject
[Duh.]
There has to be a way to distinguish when you're buying or selling. The quality, the shine, the size, the vibrancy of color. All of those make every gem unique.
And people who are going to make jewelry with multiple pieces of the same stone need a way to rate the color. For a consistent look.
[Or.]
It might even be the difference in color between them and real sapphires that's the code.