Gia Ideal Cut Diamond Proportions

This short video explains the gia cut scale and how gia classifies round brilliant cut diamonds with a cut grade ranging from excellent to poor by factoring in a range of parameters including the diamond s proportions culet size girdle thickness polish and symmetry descriptions.

Gia ideal cut diamond proportions.

The diamond i am looking at meets most of your gia ideal cut diamond proportions for buying super ideal rounds but i wanted your opinion on whether i should keep looking or settle on this diamond. If a diamond is only slightly outside of super ideal cut proportions it will not matter that much. In the first section we will provide our best summarized insights on ideal proportions for round and non round fancy shape diamonds. Please note that gia does not assign a cut grade to fancy cut stones such as princess cut or cushion cut yet but still these proportions are critically important in analyzing the cut.

The gia system places more emphasis on the overall appearance of the diamond as opposed to any single set of proportions. Ideal cut diamond proportions and brilliance. In this post we ll focus on proportions represented by the diamond diagram that appears on all gia diamond grading reports and gia diamond dossiers. By learning about proportions you ll also learn the basics of a diamond s anatomy and gain an understanding of one factor that goes into setting a cut grade determined from a combination of measured parameters.

The seller is asking for 8175 for a 1 33 round gia vs2 i color triple ex stone no fluorescence. But the more a diamond is within super ideal cut proportions the better the light performance will be.