Name: rough white diamond for jewellery lab created diamond jewellery 

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 lab grown synthetic diamonds gem stone 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.

What we can supply:

1. white raw rough/polished/loose diamond, Color: D, E,F,G,H,I,J,K;  Clarity: VVS, VS,SI, etc.

2. yellow raw rough/polished/loose diamond,  Color: D, E,F,G,H,I,J,K;  Clarity: VVS, VS,SI, etc.

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!

 Q1. MOQ?

Answer: Sample order is acceptable, MOQ is 20Carat. 

 Q2. Delivery time?

Answer: If the product has stock, within 2 days after payment,if not, 3-10 days after payment according to your quntity.