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Total 1649 products for rough diamond world Manufacture & Suppliers

EFG Color VVS VS HPHT Rough Diamond Uncut Rectangular HPHT Lab Created Diamond

...Rough Diamond Uncut Rectangular Shape HPHT Lab Created Diamond What is the HPHT diamond? HPHT is short for High pressure-high Temperature treatment. Its purpose is to change or improve the natural body color...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color VVS VS SI Clarity HPHT Rough Diamond For Ring And Necklace

...Rough Diamond For Ring And Necklace Lab Created Diamonds Description Lab created diamond is a synthetic diamond that is cultivated in the laboratory to simulate the natural formation environment of natural d...

Henan Yuda Crystal Co.,Ltd
Henan,China

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VS SI 3.0ct 4.0ct 5.0ct HPHT Rough Diamonds Custom For 1 Carat Loose Diamond

... the pressure and temperature of the natural diamond-producing environment. The formation process is initiated by forcing a chemical reaction, through adding a catalyst to carbon, and placing the mixture in ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1.0 - 1.5 Carat HTHP Lab Grown Rough Diamonds Uncut White HPHT Rough Diamond For Making Lab Diamond Rings

...Rough Diamonds Uncut White HPHT Rough Diamond For Making Lab Diamond Rings Uncut White HPHT Rough Diamond Description Laboratory diamonds are a type of diamond quality obtained by chemical vapor deposition (...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1.0 1.5 Carat Lab Grown Rough Diamonds HPHT Rough Uncut White Diamond For Rings

...Rough Diamonds Uncut White HPHT Rough Diamond For Making Lab Diamond Rings Uncut White HPHT Rough Diamond Description Laboratory diamonds are a type of diamond quality obtained by chemical vapor deposition (...

Henan Yuda Crystal Co.,Ltd
Henan,China

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VVS VS SI Clarity HPHT Rough Diamond Round White DEF Color For Ring

...Rough Diamond For Ring Lab Grown Diamonds Description Synthetic techniques of cultured diamond can be divided into high temperature and high pressure method (HTHP) and chemical vapor deposition (CVD). 1) Hig...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Cvd Hpht White Rough Diamond Synthetic Diamond Rough Vvs Lab Diamond

Rough diamond synthetic diamond rough vvs lab diamond Prodct details: HPHT rough diamond,"4 C" for white diamond 1, Color: DEF GH IJ 2, Carat: 0.1-5ct 3, Clarity: VVS, VS, SI 4, Cut: RAW synthetic dia...

Shaper Diamond Technology Co., Ltd
Hunan,China

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Cvd Rough Diamond Lab Grown DEF Color VVS1-VS2 Clarity for Polishing Workpiece

...rough diamond Lab Grown Diamonds DEF color VVS1-VS2 clarity for ut lab gown diamond rough Specification: Product name cvd rough diamond Lab Grown Diamonds DEF color VVS1-VS2 clarity for ut lab gown diamond r...

Shaper Diamond Technology Co., Ltd
Hunan,China

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HPHT Rough VVS Lab Grown Synthetic CVD Rough Diamond for Mechanical

...synthetic diamond Type: hpht(high pressure and high temperature) Advantage: 1, high quality as natural diamond, hardness is Moh's 10, can pass diamond test pen. 2, good transparency, pure white color(VVS...

Shaper Diamond Technology Co., Ltd
Hunan,China

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Big Size HPHT Rough Diamond White DEF Color VVS Clarity For Rings

Big Size White DEF Color VVS VS Clarity HPHT Rough Diamond For Rings Lab Created Diamonds Description Synthetic diamond cultivation methods mainly include HPHT high pressure and high temperature method and CVD ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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HPHT Certified Flawless Rough Diamonds DEF / FL - I3 For Jewelry Making

...Rough Diamonds are available in sizes ranging from 1.00 to 10.00 carats, making them suitable for a wide range of jewelry making projects. Whether you're creating a delicate necklace, a statement ring, or a ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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0.5-6ct Synthetic uncut diamond Yellow Hpht Rough Diamonds Synthetic Rough Uncut Diamond Price Per Carat lab grown diamond for jewelry yellow rough diamond

Product Description Product Name Rough uncut white diamond Application areas jewelry,ring , necklace , for bags , dress , shoes Type Synthetic HPHT CVD rough diamond Material Diamond Color DEF, GHI,IJK Purity V...

Shaper Diamond Technology Co., Ltd
Hunan,China

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1 Carat Laboratory Grown HPHT Rough Diamond White 0.5ct Polish Lab Diamonds

...grown in the laboratory. They are composed of carbon atoms, have the same physical properties and chemical composition as natural diamonds, and have fewer impurities and higher purity than natural diamonds. ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF SI VS VVS HPHT Lab Raw Uncut Rough Diamond 8.0ct To 20.0ct

...Rough Diamond For Cutting Lab Diamonds Lab Raw Uncut Rough Diamond Description Lab grown diamonds are also named lab created diamonds, man made diamonds and synthetic diamonds. There are two main methods to ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1 Carat Lab Grown HPHT Uncut Rough Diamond For Jewelry Making

...diamond rough ~~~~~~~ China Manufacturer 1 Carat Lab Grown HPHT Uncut Rough Diamond For Jewelry Making A synthetic diamond (also known as an artificial diamond, cultured diamond, orcultivated diamond) is dia...

Henan Yuda Crystal Co.,Ltd
Henan,China

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