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Total 5076 products for natural rough diamond Manufacture & Suppliers

VS1 SI2 No Blue No Grey Rough Diamonds HPHT 3.0ct 4.0ct For Jewelry

... of high technology to simulate the environment in which natural diamonds are formed in the earth's crust, and layer by layer of carbon atoms to form rough stones. There is no difference between these two ty...

Henan Yuda Crystal Co.,Ltd
Henan,China

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4Ct 5Ct HPHT Rough Diamond DEF Color Lab Produced Diamonds

...Rough Lab Grown Diamond HPHT Rough Lab Grown Diamond Description Rough Lab Grown Diamond made in the laboratory, not mined from the earth. Rough Lab Grown Diamond are not fakes, they are not cubic zircons, ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Man Made Synthetic Rough Diamond 4-5ct DEF Color VVS VS Clarity

... aggregation of polycrystalline diamond. The molecular structure of the synthetic diamond is not entirely octahedral structure of natural diamond, but a complex structure, can produce phosphor. Artificial di...

Henan Yuda Crystal Co.,Ltd
Henan,China

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11.0 Carat 12.0 Carat HPHT Rough Diamonds DEF Color VS Plus For Loose Diamonds

... strength. For a long time, diamonds have been a symbol of power, status and wealth. In the hearts of modern people, diamonds, as a symbol of love and promise of marriage, represent eternal love and loyalty,...

Henan Yuda Crystal Co.,Ltd
Henan,China

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0.8-1.0 Carat Small Size HPHT Uncut White Rough Diamond For Jewelry

... mined from the Earth. The gemological and industrial uses of diamond have created a large demand for rough stones. This demand has been satisfied in large part by synthetic diamonds, which have been manufac...

Henan Yuda Crystal Co.,Ltd
Henan,China

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3-4.99ct HPHT Rough Diamond Round

... formed by natural diamonds in the laboratory, and use small diamond seeds to induce natural crystallization of diamonds, so as to cultivate diamonds with the same physical, chemical and optical characterist...

Henan Yuda Crystal Co.,Ltd
Henan,China

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High Grade HPHT Rough Diamond For Uncut Cut And Diamond Shape

...Rough Diamond Clarity: FL - I3 Treatments Applied: None Application: Jewelry Making Grade: High Carat Weight: 1.00 - 10.00 Technical Parameters: Product Attribute Value Name Lab-Grown HPHT Rough Diamond Clar...

Henan Yuda Crystal Co.,Ltd
Henan,China

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3Ct 4Ct 5Ct Big Rough Diamonds VS SI Gem Quality 5mm To 20mm For Jewelry

..., the advanced technology is used to simulate the environment of natural diamond formation in the equipment, and the diamond crystal is used as seed to induce diamond crystal growth. The physical and chemica...

Henan Yuda Crystal Co.,Ltd
Henan,China

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5mm To 8mm 1.5 Carat VS SI HPHT Rough Diamond 2 Carat White Diamond

1.5 Carat To 2.0 Carat White Shade VS SI Purity HPHT Rough Diamond For Making Def Color Lab Grown Loose Diamonds Lab Grown Rough Diamonds Description Diamond grown in laboratory is usually produced by chemical ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Transparent Clear Lab Grown HPHT Loose Rough Diamonds

...looking to create a stunning engagement ring or a pair of elegant earrings, our HPHT Rough Diamonds are sure to fit the bill. One of the best things about our HPHT Rough Diamonds is that they are completely ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1 Carat Weight HPHT Rough Diamond 10 Carat Weight Grade FL - I3 Clarity

... of this diamond is unparalleled, providing a clear and brilliant shine that is sure to turn heads. In terms of clarity, our Cultivated HPHT Rough Diamond ranges from FL to I3. This means that while some dia...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Uncut 6ct HPHT Rough Diamond Lab Grown DEF Color VS Clarity For Rings

... of multi-crystal diamond, the early artificial diamond due to nitrogen atoms in the air into the diamond crystal and light sugar thin color, after the scientists improved production method, the production o...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1.5ct-2.0ct A quality DEF color HPHT uncut rough diamonds lab grown diamond for jewelry

...become more and more frequent. Many well-known brands have expressed in interviews that they have or will use man made diamonds as one of the jewelry options.Now it’s a young people’s market. Demand determin...

Henan Yuda Crystal Co.,Ltd
Henan,China

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5 - 5.99 Carat Uncut Rough Diamond Lab Grown Diamond HPHT Diamond For Jewelry

...rough diamond lab grown diamond CVD diamond for jewelry Company Profile Henan Yuda Crystal Co., Ltd., established in 2016, specializes in research and development, manufacturing and marketing of synthetic di...

Henan Yuda Crystal Co.,Ltd
Henan,China

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VVS VS Clarity DEF Colour 3-4ct White HPHT Rough Diamond For Jewelry

... have reached the world's highest level, and the output of almost 80% of the world's total. What is growing a diamond? The experiment is to lab created diamond is artificial diamond, is the scientists throug...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Synthetic HPHT Uncut Lab Grown Rough Diamonds VVS VS Clarity Round Shape

...er a long period of time under extremely high temperature and pressure, and cultivated diamonds (English name lab grown diamonds) are mainly produced in two ways: high temperature and high pressure method (H...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Rectangle DEF Color VS Clarity 3-16ct HPHT Rough Diamonds For Jewelry

...researchers around the world have been pouring in the hope of building similarly compact structures in the lab. As many people know, diamonds are extremely pure carbon. Graphite, too, is pure carbon, but bec...

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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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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