Zhengzhou manufacturer cvd diamond rough diamond price per carat
SIZE: <1.0mm
1.0-1.8mm
2.0-3.5mm
>3.5mm
COLOR: >J
CLRRITY: >SI
USAGE: mainly being processed into polished diamonds of 57 surfaces for gem
Zhengzhou Sino Crystal Diamond Joint Stock CO.,Ltd.
Zhengzhou Sino Crystal Diamond Joint Stock CO.,Ltd.,was established in 2004.We concentrate on the development, production and sales of superhard materials and their products, raw and auxiliary materials and the development of synthetic diamond equipments. Meanwhile,our company has the professional RD team and gem-equality diamond test center. The test center is professional in the detection of synthetic diamond and its raw materials, jewel and jade and so on. The results of tests from our test center can be recognized by more than 170 countries and regions in the word.