Although salt and pepper diamonds have imperfections, they are genuine diamonds. There is hardly any diamond, which has scientifically perfect designs. You can find mined diamonds with several imperfections. Thus, salt and pepper diamonds also have a blend of black-white inclusions. From every perspective, they are authentic diamonds. Diamond testers have tested them and found the desired result. The durability level is also 10 (on Mohs Scale), like that of the genuine diamonds.