0.4ct 0.5ct 0.6ct VS SI Lab Grown Colored Diamonds Light Yellow Lab Diamonds

Brand Name:YUDA CRYSTAL
Certification:None
Model Number:YD-A+
Minimum Order Quantity:Negotiate
Delivery Time:1-7 Working Days Depends On Quantity
Payment Terms:100% Payment In Advance
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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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0.5ct Light Yellow Vs Si Purity Lab Grown Colored Diamonds For Making Fancy Color Lab Diamonds


Lab Grown Colored Diamonds Description


Lab grown diamonds, also known as lab created diamonds or synthetic diamonds, are diamonds produced in a controlled laboratory environment. The diamonds cultivated in the laboratory have the same physical, optical and chemical properties as those mined by the earth. Laboratory diamonds have the same crystal structure of carbon atoms as natural diamonds, which makes them have the same superior hardness and spectacular beauty. The only difference between laboratory diamonds and mined diamonds is how they are made. The diamonds mined are formed in the earth's crust, while the diamonds made in the laboratory are made in the laboratory.
There are two methods of diamond growth in laboratory: chemical vapor deposition (CVD) and high pressure high temperature (HPHT).
In the HPHT method, diamond seeds (diamond fragments) are placed under extremely high pressure and temperature, similar to the way diamonds grow on the ground. The diamond seeds are put into the bulk carbon and placed under these conditions. The carbon melts and combines with the diamond seeds to form diamond crystals after cooling.
In CVD, they take a diamond seed (usually HPHT diamond) and place it in a chamber. They filled the chamber with carbon gas, which ionized into a plasma like substance, breaking down the bonded molecules. The carbon from these leaves forms around the seeds and begins to crystallize.


Parameters of Lab Grown Colored Diamonds


Lab Made Fancy Colored Diamonds Details
Brand NameYuda Crystal
NameLab Made Fancy Colored Diamonds
Diamond ColorYellow, Greenish, Brown
Diamond ClarityVVS-SI
Diamond Carat WeightAverage 0.5ct
Diamond CutUncut
TechnologyHPHT
Size3-5mm
ShapeRaw
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)

Lab Grown Colored Diamonds​ Introduction


Natural diamonds are created by nature and are the result of high temperature and pressure formed over billions of years. The 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 Lab Grown Diamonds and natural diamonds?

There is no obvious difference between the 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$$$$$$$$

Lab Grown Colored Diamonds Details


China 0.4ct 0.5ct 0.6ct VS SI Lab Grown Colored Diamonds Light Yellow Lab Diamonds supplier

0.4ct 0.5ct 0.6ct VS SI Lab Grown Colored Diamonds Light Yellow Lab Diamonds

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