zirconia was discovered by 2 German mineralogists in 1937.
It gradually became popular with jewelry designers , when
the soviet scientists learned how to produce this mineral
in a laboratory in 1977.
Cubic Zirconia is considered the first diamond simulant because
it comes closer than any other gem material to watching the
characteristics of a diamond, It looks almost exactly like
a good quality diamond in appearance. With a hardness rate
of 8.5, Cz comes close to watching diamond's perfect 10.
Zirconia has successfully established itself as the high quality
and affordable diamond substitute in today's fashionable jewellery