The shine and glow of the diamond surface.
Excellent cut diamond.
For superior brilliance choose a diamond with a cut grade of very good or excellent for round diamonds and good or better in fancy shape diamonds.
Very good diamond cut characteristics.
The golden rule is to choose excellent ideal cut diamonds to achieve superb sparkle.
Super ideal cut diamonds have cuts with an extremely high degree of precision and angles that give them superior performance.
The main factors impacting diamond cut quality are.
When viewed from the top the light passing through such stones creates a beautiful and clear pattern of bright and dark spots.
A seemingly minute change in the pavilion or crown angle can make a big difference to the sparkle fire and scintillation of a diamond.
A perfect cut diamond is proportioned in such a way that nearly all the light that enters the diamond gets returned to the viewer s eye.
Conversely a well cut diamond can have a slightly lower color g h or clarity si1 si2 and still look quite beautiful due to its superior ability to create sparkle and brilliance.
It also means that the diamond will sell at a premium.
That said i would advise you to go for a very good symmetry grade.
And a diamond with an excellent cut has to have excellent or at least very good symmetry as well.
Precision of the facets mirrors windows and steps polish.
Excellent diamond cut characteristics diamonds with an excellent cut grade have proportions and symmetry that allow showing maximum brilliance fire and sparkle.