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Henan Yuda Crystal Co.,Ltd
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0.4ct 0.5ct 0.6ct VS SI Lab Grown Colored Diamonds Light Yellow Lab Diamonds

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

Brand Name : YUDA CRYSTAL

Model Number : YD-A+

Certification : None

Place of Origin : Zhengzhou, China

MOQ : Negotiate

Price : Negotiate

Payment Terms : 100% Payment In Advance

Supply Ability : 50000carats per month

Delivery Time : 1-7 Working Days Depends On Quantity

Packaging Details : Carton box

Product Name : Lab Grown Colored Diamonds

Brand : Yuda Crystal

Grade : High

Assortment : Good

Color : Light Yellow

Clarity : VVS VS SI

Carat Weight : 0.4-0.6ct

Cut : Uncut

Technology : HPHT

Shape : Rough, Raw

Usage : For Cutting Fancy Color Lab Diamonds

Component : Carbon

Hardness : Moh's 10 Scale

Available Type : HPHT

Place Of Origin : Zhengzhou, China

Payment Mode : T/T, Bank Transfer, PayPal, Western Union

Courier : DHL, FedEx, UPS, TNT, EMS etc

Packaging : As Export Standard

Customization : Welcome

Polish : None

Symmetry : None

Sample Order : Welcome

Treatments Applied : None

Enhancement : None

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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 Name Yuda Crystal
Name Lab Made Fancy Colored Diamonds
Diamond Color Yellow, Greenish, Brown
Diamond Clarity VVS-SI
Diamond Carat Weight Average 0.5ct
Diamond Cut Uncut
Technology HPHT
Size 3-5mm
Shape Raw
Application For Cutting Lab Grown Loose Diamonds
Place Of Origin Zhengzhou, China
Delivery Time 1 - 7 Working Days Base on Order Quantity
Payment Terms 100% Payment In Advance
Payment Methods T/T, PayPal, Western Union, Bank Transfer
Shipping way DHL, FedEx, SF Express, UPS, EMS, TNT etc
M.O.Q Negotiable
Diamond Type Synthetic(lab created)
Location Zhengzhou, China
Treatments Applied None
Fire Dispersion 0.044(Same as Natural Diamond)
Brilliance Refraction Index 2.42(Same as Natural Diamond)
Relative Density 3.52(Same as Natural Diamond)
Chemical Composition Carbon(Same as Natural Diamond)
Moh's Hardness 10(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
Properties Earth Mined Lab Created
Guaranteed Conflict-Free No Yes
Hardness (MOHS) 10 10
SP3 Carbon Diamond Bonds (%) 100% 100%
Internal Crystal Structure Face-Centered Cubic Face-Centered Cubic
Hardness Comparable 2.42 2.42
Relative Diversity 3.52 3.52
Color Diffusion 0.044 0.044
Color Various Grades K to D grades
Price $$$$$ $$$

Lab Grown Colored Diamonds Details

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


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0.6ct Light Yellow lab diamonds

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

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