Contact Us

Contact Person : Li

Phone Number : +86 371 53395413

WhatsApp : +8615225124915

Free call

VVS VS Clarity DEF Colour 3-4ct White HPHT Rough Diamond For Jewelry

Minimum Order Quantity : Negotiate Price : Negotiate
Packaging Details : Carton box Delivery Time : 1-7 working days
Payment Terms : T/T, Western Union, PayPal, Bank Transfer Supply Ability : 50000carats per month
Place of Origin: Zhengzhou, China Brand Name: Yuda Crystal
Certification: None Model Number: RBC

Detail Information

Product Name :: HPHT Rough Diamond Colour: DEFGH
Clarity: VVS VS SI Carat Weight: 3-4ct
Technology: HPHT Application: Ring, Necklace, Earring
Payment Terms: 100% Payment In Advance Payment Mode: T/T, Bank Transfer, PayPal, Western Union
Delivery Time: 1-7 Working Days Depends On Quantity Courier: DHL, FedEx, UPS, TNT, EMS Etc
Packaging: As Export Standard Hardness: Moh's 10 Scale
High Light:

4ct White HPHT Rough Diamond


VS White HPHT Rough Diamond


VVS White HPHT Rough Diamond

Product Description

VVS VS Clarity DEF Colour 3-4ct White HPHT Rough Diamond For Jewelry


Lab Created Diamonds Description


Recently, the scale, production capacity and quality of China's diamond cultivation industry have reached the world's highest level, and the output of almost 80% of the world's total.

What is growing a diamond? The experiment is to lab created diamond is artificial diamond, is the scientists through the simulation of the growth environment of natural diamond, through very precise instruments, in a short time (one to three weeks or so) to cultivate the diamond with the same carbon elements arrangement structure of natural diamond.
The research of this technology has a history of 70 or 80 years. Through the continuous efforts of scientists, the diamond of gemstone machine has been cultivated successfully in recent years. Because there is no essential difference between lab grown diamond and natural diamond, the price is much cheaper, so it is rapidly favored by female consumers in developed countries such as Europe, Japan and South Korea.
Lab grown diamond is a small diamond as the seed, by simulating the growth of natural diamonds to grow. It has the same physical, chemical and optical properties as natural diamond, and the hardness is 10. There is no such thing as genuine or fake diamonds. As long as there is reasonable public disclosure of the sale of lab created diamonds, lab created diamonds are a segment that can reasonably exist in the market. At present the international academic circle all affirms it is to have the diamond that wears value.

Artificial breed diamond, a lot of people are not very understand, actually artificial breed diamond is in the laboratory "plant" diamond, in recent years "plant" the diamond purity that comes out is higher and higher, already enough rival natural diamond.


Parameters Of Lab Created Diamonds


Product Name Synthetic (Lab created) diamond
Material Lab-grown
Color D-H
Used Jewelry (necklace,ring)
Application For Cutting Lab Grown Loose Diamonds
Place Of Origin Zhengzhou, China


Characteristics Of Lab Created Diamonds


Lab-grown diamonds are chemically, optically and structurally identical to mined diamonds. What does that mean?


The Difference Between Lab Diamond And Natural Diamond
Attribute Lab Created Diamonds Natural diamond Distinction
Chemical composition C(carbon) C(carbon) No
Refractive index 2.42 2.42 No
Relative density 3.52 3.52 No
Dispersion 0.044 0.044 No
Hardness value 90 GPA 90 GPA No
Thermal conductivity 2*103 W/M/K 2*103 W/M/K No
Thermal property 0.8*10-6 K 0.8*10-6 K No
Light transmittance DEEP UV TO FAR TR DEEP UV TO FAR TR No


1016 OHM-CM

1016 OHM-CM



8.3*10-13 M2/N

8.3*10-13 M2/N



From a scientific point of view, cultivated diamonds are exactly the same as natural diamonds, the only difference being where they are formed.

Lab-grown diamonds have exactly the same physical, chemical and optical properties as natural diamonds, and have a hardness of 10.


Lab Created Diamonds Details


VVS VS Clarity DEF Colour 3-4ct White HPHT Rough Diamond For Jewelry 0

You Might Be Into These
Get in touch with us

Enter Your Message
+86 15225124915