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1.5ct 2.0ct VVS VS SI Lab Grown HPHT Loose Diamonds For Diamonds Jewelry

Categories Certified Lab Grown Diamonds
Brand Name: Yuda Crystal
Model Number: RBC
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
Packaging Details: Carton box
Product Name :: HPHT Lab Grown Diamonds
Color: DEFG
Clarity: VVS VS SI
Carat Weight: 1.5-2.0 Carat
Technology: HPHT
Usage: For Diamonds Jewelry
Payment Mode: T/T, PayPal,Bank Transfer, Western Union
Delivery time: 1-7 Working Days Depends On Quantity
Courier: FedEx, DHL, UPS, TNT, EMS etc
Packaging: As Export Standard
Hardness: Moh's 10 Scale
Shape: Round
Cut: Very Good Cut
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1.5ct 2.0ct VVS VS SI Lab Grown HPHT Loose Diamonds For Diamonds Jewelry

1.5ct 2.0ct VVS VS SI Lab Grown HPHT Loose Diamonds For Diamond Jewelry


Lab Grown HPHT Diamonds Description


Diamonds are considered the hardest material in the world. There are 10 mohs scales of hardness, with diamond being the highest. Since it has been known that diamonds are made of pure carbon, more and more people have begun to study diamonds under high temperature and pressure in the laboratory. At present, high temperature and high pressure laboratory diamond raw material industry develops rapidly, widely used in various industries and processing industries.

Although lab-grown diamonds are in different environments and conditions from natural diamonds, both natural and laboratory diamonds are pure carbon crystals, and their physical properties, chemical properties, crystal structure and optical properties are the same. Lab-grown diamonds and mined diamonds are real diamonds.

Artificial diamonds, often referred to as laboratory diamonds at high temperatures and pressures, are formed by mimicking the crystallization process of natural diamonds. Natural diamonds are formed in the natural environment and are often mixed with other elements, which makes some natural diamonds not completely transparent and can take on a specific color. For example, some have pink diamonds, some have a touch of blue, and some have light yellow. Diamonds are grown in the laboratory under high temperature and pressure. There are fewer impurities than natural diamonds, so they are more pure and transparent.

Natural diamonds take millions of years to form. Before a volcano erupts, underground lava Wells about 150 to 200 kilometers deep can slowly cool inside the crater, often because the crater is blocked. The pressure of pure carbon material is 4.5 * 10 ^ 6 ~ 9pa. When the temperature drops to 1000 ~ 1250℃, natural diamond crystals are formed. Diamonds are formed under physical and chemical conditions in some parts of the earth.

However, lab-produced gem-grade diamonds can now be produced under natural conditions using high temperature and pressure (HPHT) or chemical vapor deposition (CVD) techniques to simulate the production of natural diamonds in a laboratory in a matter of weeks.


Parameters Of Lab Grown HPHT CVD Diamonds


Product NameSynthetic (Lab created) Loose Diamond
MaterialLab Grown Loose Diamond
Diamond ColorDEFGH
Diamond ShapeRound
Diamond TechnologyHPHT/CVD
Diamond CutVery Good Cut
Payment Terms100% Payment In Advance
Diamond Carat Weight1.5CT-2.0CTS
Diamond ClarityVVS VS SI
Shipping wayDHL, FedEx, SF Express, UPS, EMS, TNT etc
M.O.QNegotiable
Delivery Time1-7 Working Days Depends On Quantity
Payment MethodsT/T, PayPal, Western Union, Bank Transfer
UsedJewelry (necklace,ring,earring)
ApplicationFor Sale
Place Of OriginZhengzhou, China

Characteristics Of Lab Grown HPHT CVD Diamonds


Laboratory cultivation of diamond is bred in the laboratory. People use advanced equipment to simulate the natural diamond formation of the environment. Laboratory-grown diamonds are usually produced in a lab for several weeks. Natural diamonds are created by nature, the result of billions of years of high temperature and pressure. Both on the chemistry of the difference is the same.

So how do you distinguish between laboratory cultivation of diamond and natural diamond?

Laboratory cultivation of diamond and natural diamond there was no significant difference. Even professional gemologists also need special equipment to identify them. By magnifying, professionals will be able to recognize in the lab, growth and production of diamond inclusions nuances.


The Difference Between Lab Diamond And Natural Diamond
AttributeLab-Created DiamondsNatural diamondDistinction
Chemical compositionC(carbon)C(carbon)No
Refractive index2.422.42No
Relative density3.523.52No
Dispersion0.0440.044No
Hardness value90 GPA90 GPANo
Thermal conductivity2*103 W/M/K2*103 W/M/KNo
Thermal property0.8*10-6 K0.8*10-6 KNo
Light transmittanceDEEP UV TO FAR TRDEEP UV TO FAR TRNo

Resistivity

1016 OHM-CM

1016 OHM-CM

No

Compressibility

8.3*10-13 M2/N

8.3*10-13 M2/N

No


From a scientific point of view, synthetic diamond and natural diamond exactly the same, the only difference is that the formation of their position.


Loose Lab Grown HPHT CVD Loose Diamonds Details

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