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Full White VVS VS IGI Certified Lab Grown Diamonds 0.5ct To 5ct

Henan Yuda Crystal Co.,Ltd

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Address: ROOM 1524, 15TH FLOOR, NO.56 ZIJINGSHAN ROAD, GUANCHENG DISTRICT, ZHENGZHOU, HENAN, CHINA

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Full White VVS VS IGI Certified Lab Grown Diamonds 0.5ct To 5ct

Country/Region china
City & Province zhengzhou henan
Categories Magnetic Materials
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Product Details

Round Brilliant Cut Full White Color VVS VS IGI Certified Lab Grown Diamonds

 

Certified Lab Grown Diamonds Description

 

Diamonds are made of pure carbon in the shape of a tetrahedron. Diamonds are famous all over the world as luxury and precious jewelry. However, it is also the hardest substance in nature, a good heat conductor and an inert substance. These characteristics mean that diamonds can play an important role in some industrial applications, such as metal cutting, drilling, grinding, mining and construction, as well as applications in high-pressure testing and high-performance bearings.

There are two main methods to make Rough Lab Grown HPHT Synthetic Diamond: one is high pressure and high temperature method (HPHT), the other is chemical vapor deposition method (CVD).

For a long time, people believed that diamonds could only be created under high pressure and high temperature conditions, imitating the formation of natural diamonds. However, in the late 1980s, scientists discovered how to use a method called chemical vapor deposition (CVD) to grow diamonds.
Colorless and almost colorless CVD synthetic diamonds are usually type IIa, Type IIa diamonds are characterized by high purity, and they exhibit transparency in certain parts of the ultraviolet and infrared spectra.

For consumers, a professional diamond certificate can clearly show the detailed characteristics of the diamond. So that people can clearly know the quality of the diamonds they buy.

 

Parameters of Certified Lab Grown Diamonds

Certified Lab Grown Diamonds Details
Brand NameYuda Crystal
NameCertified Lab Grown Diamonds
Diamond ColorDEF
Diamond ClarityVVS-SI
Diamond Carat Weight0.5-5.0 carat
Diamond CutExcellent, Very Good,Good
PolishExcellent, Very Good,Good
SymmetryExcellent, Very Good,Good
TechnologyHPHT, CVD
Size0.5-5.0carat per pcs
ShapeRound
Diamond EnhancementNone
Available TypeHPHT, CVD
Diamond CertificateIGI
ApplicationJewelry Decorations Rings Earring Necklace
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)

 

Certified Lab Grown 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$$$$$$$$

 

Certified Lab Grown Diamonds Details

 

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