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Total 29963 products for colored raw diamond Manufacture & Suppliers

White Color Hpht Rough Lab Grown Diamonds Uncut 1ct Lab Diamond

...the use of jewelry and industrial use,the demand for diamonds is very large. In the past few decades, diamonds manufactured through laboratories have basically met this demand.With the advancement of science...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color VVS VS HPHT Lab Grown Diamonds Cultivated Diamonds

..., diamond is a carbon elemental crystal and its composition is the same as that of coal and graphite. However, although the coal and graphite we see in our lives are all black, diamonds are not black at all....

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color VVS VS SI Clarity 1.5ct-2ct Size HPHT Lab Grown Diamonds

... growing environment. The methods of synthetic diamond cultivation mainly include HPHT high pressure and high temperature method and CVD chemical vapor deposition method. The incubation time is about half a ...

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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Square Rectangle 5-10ct HPHT Lab Grown Diamonds DEF Color VVS VS Clarity

...Diamonds DEF Color VVS VS Clarity Artificial Lab Created Diamonds Description Cultivation of diamond generation in the laboratory, the use of advanced technology and equipment in the laboratory to restore th...

Henan Yuda Crystal Co.,Ltd
Henan,China

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HPHT Lab Created Diamonds 1.5-2ct DEF Color VVS VS Clarity For Necklace

... the growth of natural diamonds to grow. It has the same physical, chemical and optical properties as natural diamond, and the hardness is 10. There are two ways to produce and grow diamonds. One is high tem...

Henan Yuda Crystal Co.,Ltd
Henan,China

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2-2.5ct DEF Color VVS VS Clarity Rough Lab Grown Diamonds For Jewellery

...Color VVS VS Clarity Rough Lab Grown Diamonds For Jewellery Lab Created Diamonds Description Lab created diamond is a small diamond as a seed, through the laboratory to simulate the growth of natural diamond...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color VVS VS SI Clarity HPHT Lab Grown Diamonds Round Uncut 3-4ct

... of natural diamond in the laboratory. The main methods of synthetic lab created diamonds are HPHT high pressure and high temperature method and CVD chemical vapor deposition method, and the cultivation time...

Henan Yuda Crystal Co.,Ltd
Henan,China

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2.0-7.0ct DEF Color Rough Lab Grown Diamonds VVS VS Clarity

...growth of natural diamonds. It is the same as the natural diamond physical, chemical and optical properties, hardness of 10. There are two kinds of diamond production and cultivation. One is high temperature...

Henan Yuda Crystal Co.,Ltd
Henan,China

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

...Color VVS VS SI Clarity HPHT 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 forma...

Henan Yuda Crystal Co.,Ltd
Henan,China

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6.0ct/pc White Color HPHT Lab Cultivated Rough Diamonds Uncut LGD

...diamonds extracted from the ground – chemically, physically and optically. Diamond, also known as diamond, is made up of carbon atoms, like graphite, the main component of a pencil lead. However, the differe...

Henan Yuda Crystal Co.,Ltd
Henan,China

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HPHT White Color Oval Polished Loose Lab Created Diamonds For Jewelry

... grown by high pressure and high temperature and precipitation methods. Its growth concept is to use small diamonds as "seeds", through technical means to simulate the growth environment of natural diamonds,...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF Color Polish Certified Lab Grown Diamonds Round Fancy Cut White

... of natural diamond in the laboratory. It is mainly synthesized by HTHP method (high temperature and high pressure) and CVD method (chemical vapor precipitation method), also known as growing diamond. Lab gr...

Henan Yuda Crystal Co.,Ltd
Henan,China

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IGI Certified Cut Lab Loose Diamond DEFG Color Round Brilliant For Ring

... of natural diamonds in the laboratory. It is mainly synthesized by HTHP method (high temperature and high pressure) and CVD method (chemical vapor precipitation method), also known as diamond growth. The di...

Henan Yuda Crystal Co.,Ltd
Henan,China

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White Color Fancy Cut Lab Diamonds Square Cushion Brilliant For Ring

...technology and are 100 percent identical to mined diamonds in terms of physics, chemistry and optics. The only difference is the way they come from. In short, lab-made diamonds are real diamonds, just like m...

Henan Yuda Crystal Co.,Ltd
Henan,China

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5.0 - 6.0 carat D E F Color VS Clarity HPHT Diamond Lab Created Rough Diamond in China

... is an acronym of High Pressure High Temperature. This means that a material is deposited from a gas onto a substrate and that chemical reactions are involved. What is difference between CVD & mined diamond?...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Fancy Colors CVD Lab Grown Diamond Customized Lab Diamond

...Diamond CVD diamond for sale is a hot product of our company, which has been exported to worldwide countries. Size, color and clarity are selectable for customers, and we also sell rough CVD diamond that has...

Henan Huanghe Whirlwind International Co.,Ltd.
Henan,China

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Zircon 18k Gold Plated Heart Diamond Rings Adjustable For Engagement Wedding

18k Gold Plated Heart Diamond Zircon Rings Adjustable 925 Sterling Silver Engagement Wedding Rings For Women Jewellery Jewelry Type 18k gold plated colorful heart diamond rings Plated 18k Gold Plated package Re...

DAYSTAR TECHNOLOGY CO., LIMITED
China

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Zircon 18k Gold Plated Heart Diamond Rings Adjustable For Engagement Wedding

18k Gold Plated Heart Diamond Zircon Rings Adjustable 925 Sterling Silver Engagement Wedding Rings For Women Jewellery Jewelry Type 18k gold plated colorful heart diamond rings Plated 18k Gold Plated package Re...

DAYSTAR TECHNOLOGY CO., LIMITED
China

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vintage brand jewelry colorful stainless steel CZ 18k gold full diamond bangle

...jewelry colorful big diamond bracelet 18k gold full diamond bangle Product Details Item No. YB220043 Product Name colorful diamond bracelet Style Ring Style Material Stainless steel Setting Type Bracelet Gen...

Guangzhou Saya Jewelry Co., Ltd.
China

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