Gia only rates round diamonds with the highest possible grade being excellent.
Best diamond grade.
Every diamond certified by the gia undergoes a thorough independent evaluation.
If ideal round brilliant cuts.
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.
Once set in a ring these diamonds will look just like higher color grade diamonds.
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.
With si1 diamonds inclusions are sometimes visible to the keen eye without magnification.
For round cut diamonds under 1 carat a vs2 or si1 clarity grade will give you an eye clean diamond sometimes even si2 doesn t have visible inclsuions.
For the best value in what would appear to the naked eye as a colorless diamond look for g j diamonds.
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.
Cut grades however aren t universal.
Price comparison of si1 vs.
The differences in diamonds can be so subtle even a trained jeweler can t recognize them without lab verification.
Both diamonds will look similar when mounted on a ring but one costs almost twice as much.
The best clarity grade depends on the shape of your diamond.
Here you will learn how gia diamond grades are established and how those grades affect the diamond s price.
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.
Inclusions are noticeable at 10x magnification with si diamonds the best value diamonds.
Which grade diamond cut is the best.
Insist that any diamond you buy come with an indisputable verification of its quality.
Follow these recommendations to get the most value.
Si2 clarity grade diamond inclusions are usually visible from the pavilion or cone shaped lower portion and from the top.
Unfortunately many jewelry stores try to sell diamonds with igi egl grading reports to their customers.
Of the 4cs cut is the biggest factor in determining a diamond s sparkle and beauty.