Grades of CZ
The cubic zirconia stones are usually already converted to diamond equivalency for weight. The color is akin to an IF (clarity grade Internally Flawless minor surface blemishes) - D color diamond (the whitest diamond available is a D colored stone), and the stones are rated an 8.5 to 9 in hardness. Many online stores offers Russian formula cz stones, the finest grade available.
CZ gems are cut to reveal their optimum color and brilliance. They are cut and polished exactly like a diamond, revealing maximum fire and brilliance. Then, they are individually handset in fine jewelry by master jewelers.




