Name:  HPHT synthetic uncut diamond CVD diamond rough white uncut diamond 

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 Co., Ltd., established in 2004, specializes in research and development, manufacturing and marketing of HPHT synthetic uncut diamond CVD diamond rough white uncut diamond and related products as well facilities. Sino-Crystal owns national authorized labs and the detection capability gets authorization by CNAS; the detection data are widely accepted by 170 nations in the world.

With great support from society and other departments, the company got listed on March 26^th 2010; the stock is “Yu Diamond”, stock code is 300064. It firstly issued stocks of 38 millions. By now, the company holds 608 millions in total.

Eternal Honesty for One Carat is the core value of our company, Sino-Crystal will always try our best to offer you the best quality products. 

And Win-Win cooperation is always our pursuit. We'd also like to try our best to offer you the most competitive price!