If ideal round brilliant cuts.
Best diamond grade.
Each of the four c s carat weight cut color clarity is accompanied by a diamond chart illustrating the differences between grades.
Follow these recommendations to get the most value.
Both diamonds will look similar when mounted on a ring but one costs almost twice as much.
Price comparison of si1 vs.
With si1 diamonds inclusions are sometimes visible to the keen eye without magnification.
Once set in a ring these diamonds will look just like higher color grade diamonds.
Cut grades however aren t universal.
Unfortunately many jewelry stores try to sell diamonds with igi egl grading reports to their customers.
For instance a diamond graded as si1 in clarity and h in color by gia ags could be vs1 in clarity and f in color for igi egl.
Every diamond certified by the gia undergoes a thorough independent evaluation.
A diamond grading report from an unbiased scientific source such as gia is more than important information it s proof of what you are buying.
For the best value in what would appear to the naked eye as a colorless diamond look for g j diamonds.
Inclusions are noticeable at 10x magnification with si diamonds the best value diamonds.
Very good grade round diamonds will also offer excellent brilliance and sparkle.
Si2 clarity grade diamond inclusions are usually visible from the pavilion or cone shaped lower portion and from the top.
Which grade diamond cut is the best.
The best clarity grade depends on the shape of your diamond.
Such a diamond would be worth much more because the color and clarity grades are better than what gia ags would rate.
Because color is easier to detect in larger diamonds opt for g h in diamonds over 1 carat and i j for those under 1 carat.
Gia only rates round diamonds with the highest possible grade being excellent.
Here you will learn how gia diamond grades are established and how those grades affect the diamond s price.
If you are shopping for investment grade diamonds larger than 10 carats d color the best diamond clarity grades would be if or fl if you can find them.
The differences in diamonds can be so subtle even a trained jeweler can t recognize them without lab verification.