We are offering rough diamonds. 1. Color: white color, pure white color. 2. Size: 1.2, 1.4, 1.6, 1.8, 2.0, 2.2, 2.4, 2.6, 2.8, 3.0, 4.0mm. 3. Diamond grade:smd:690, smd:680, smd:660. 4. Certificates:iso 9001:2000. 5. Mohs hardness 10. We can provide samples for your test....
Hpht diamond, synthetic diamond, lab grown diamond. We have highly quality diamond, we are manufacturer, supplier and exporter of cultured diamonds in zhengzhou, henan, china. as far as the grown condition, grown diamonds are similar to the diamonds...
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