Advice on Lab Grown Diamond

[DejaWiz]

Gotcha. What are good proportion ranges for a well cut oval?

There aren't any that are current, but David Atlas (oldminer) created a set of ranges many blue moons ago under AGA.

Many sites will list these proportions, like this one:

Diamond Education | AGA Diamond Chart | Troy Clancy Jewellery

If you would love to know how to read the diamond percentages on a diamond certificate. These are the industry guidelines for a hearts and arrows diamond.

www.troyclancy.com.au