4-5ct DEF Color VS,VVS1,VVS2 Purity Hpht Lab Made Diamond White Diamond For Jewelry

Brand Name:YUDA
Certification:NONE
Model Number:SYNTHETIC STONE
Minimum Order Quantity:Negotiate
Delivery Time:1-15 working days
Payment Terms:T/T, Western Union,PayPal,Bank Transfer
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Location: Zhengzhou Henan China
Address: ROOM 1524, 15TH FLOOR, NO.56 ZIJINGSHAN ROAD, GUANCHENG DISTRICT, ZHENGZHOU, HENAN, CHINA
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4.0-5.0ct DEF Color VS,VVS1,VVS2 Purity Hpht Lab Made Diamond White Diamond For Jewelry


Uncut White HPHT Rough Diamond Description


Laboratory diamonds are a type of diamond quality obtained by chemical vapor deposition (CVD) or high temperature and high pressure (HPHT). Lab Grown Rough Diamonds are often used to process diamond jewelry due to the advantage that they can be cut artificially into a variety of shapes.
Synthetic diamond have attracted more and more attention in recent years because they are more environmentally friendly than mined diamonds so it is used in many new applications previously thought to be difficult to use in diamond. Lab created diamond also allows increasingly people to experience the charm of diamonds so pick out a lab created diamond that's right for you.


Advantages of Lab Grown Diamonds


1. Environmental Protection. There is no need for large scale destruction of terrain.
2. Price. Lab-grown Diamonds are more affordable
3. Prospects. Lab-grown diamonds have prosperous development in the future


Parameters of Uncut White HPHT Rough Diamond


HPHT Lab Grown Diamonds Details
Brand NameYuda Crystal
NameRough Lab Grown Diamonds
Diamond ColorD-F
Diamond ClarityVVS-SI1
Diamond Carat Weight4.0-5.0 carat
Diamond CutUncut
TechnologyHPHT
Size7-10mm
ShapeRaw, Rough, Uncut
ApplicationFor Cutting Lab Grown Loose Diamonds
Place Of OriginZhengzhou, China
Delivery Time1 - 7 Working Days Base on Order Quantity
Payment Terms100% Payment In Advance
Payment MethodsT/T, PayPal, Western Union, Bank Transfer
Shipping wayDHL, FedEx, SF Express, UPS, EMS, TNT etc
M.O.QNegotiable
Diamond TypeSynthetic(lab created)
LocationZhengzhou, China
Treatments AppliedNone
Fire Dispersion0.044(Same as Natural Diamond)
Brilliance Refraction Index2.42(Same as Natural Diamond)
Relative Density3.52(Same as Natural Diamond)
Chemical CompositionCarbon(Same as Natural Diamond)
Moh's Hardness10(Same as Natural Diamond)

Uncut White HPHT Rough Diamond Introduction


​Natural diamonds are created by nature and are the result of high temperature and pressure formed over billions of years. The Rough Lab Grown Diamonds are produced in the laboratory, usually in a few weeks. The chemical difference between the two is same.

So how do you distinguish between Rough Lab Grown Diamonds and natural diamonds?

There is no obvious difference between the Rough Lab Grown Diamonds and natural diamonds. Even professional gemologists need special equipment to identify them. By zooming in, professionals will be able to discern subtle contrasts in diamond inclusions grown and mined in the laboratory.


The Difference Between Lab Diamond And Natural Diamond
PropertiesEarth MinedLab Created
Guaranteed Conflict-FreeNoYes
Hardness (MOHS)1010
SP3 Carbon Diamond Bonds (%)100%100%
Internal Crystal StructureFace-Centered CubicFace-Centered Cubic
Hardness Comparable2.422.42
Relative Diversity3.523.52
Color Diffusion0.0440.044
ColorVarious GradesK to D grades
Price$$$$$$$$

Uncut White HPHT Rough Diamond Details


China 4-5ct DEF Color VS,VVS1,VVS2 Purity Hpht Lab Made Diamond White Diamond For Jewelry supplier

4-5ct DEF Color VS,VVS1,VVS2 Purity Hpht Lab Made Diamond White Diamond For Jewelry

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