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Total 1486 products for buy rough diamond Manufacture & Suppliers

Uncut Rough White Diamond HPHT / CVD Big Size Synthetic Rough Diamond

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

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4CT 5CT Synthetic HPHT Diamond Rough White Cultivated Loose Diamonds

... jewelers' lab-grown diamond sales are bridal jewelry, Goland said. He pointed out that this is mainly because the price of engagement rings is usually higher than that of fashion jewelry, and if the market ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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5.0 Carat 5.5 Carat 6.0 Carat HPHT Diamond Rough VS1 VS2 SI1 SI2 DEF Color

...Diamonds Rough For 2carat 2.5carat 3carat Lab Diamond Ring Lab Grown Rough Diamonds Description The best diamond made in the laboratory is type IIA, which is the purest diamond at present. In fact, only 2% o...

Henan Yuda Crystal Co.,Ltd
Henan,China

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3.0 Carat 3.5 Carat 4.0 Carat HPHT Diamond Rough Uncut White D E F Color VS SI

... made in the laboratory are simulated diamonds. In fact, they are 100% real because they are chemically and structurally identical to the diamonds mined by the earth. In fact, any jeweler can use the technol...

Henan Yuda Crystal Co.,Ltd
Henan,China

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High Grade HPHT Rough Uncut Diamond With Transparent Transparency

...Rough Diamond to see the quality of the product before committing to a larger purchase. This is a great opportunity for those who are new to the diamond industry or who are unsure about the quality of the pr...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1.00 - 10.00 Ct DEF Color Grade Cut FL -I3 Black HPHT Rough Carbon Diamond

...Rough Uncut Diamond is made using the latest technology to ensure that it is of the highest quality. The HPHT process involves subjecting the diamond to extremely high temperatures and pressure, resulting in...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1ct 2ct Rough Lab Grown Diamonds 8.0mm SI VVS D E F Color Diamond

... grown in the laboratory and the natural diamonds grown in the laboratory are pure carbon and have the same physical and chemical properties. What is the difference between a lab-grown rough diamond and a na...

Henan Yuda Crystal Co.,Ltd
Henan,China

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VVS VS Clarity Rough HPHT Lab Grown Diamonds Big Size DEF Color

...Rough HPHT Lab Grown Diamonds Lab Grown Diamonds Description The development of artificial cultivation technology has provided more possibilities for life. Lab grown diamonds has overturned the traditional p...

Henan Yuda Crystal Co.,Ltd
Henan,China

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35ct 1.4mm 2.0mm Rough Lab Grown Diamonds For Star Melee Diamonds

...Rough Lab Grown Diamonds For Cutting Star Melee Diamonds Rough Lab Grown Diamonds Description The word "diamond" comes from the Greek adamas, which means indestructible. Indeed, diamonds are the hardest mate...

Henan Yuda Crystal Co.,Ltd
Henan,China

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0.6-0.8 Carat Lab Grown HPHT Treated Diamonds Synthetic Uncut Diamond For Jewelry

... (also known as an artificial diamond, cultured diamond, or cultivated diamond) is diamond produced in an artificial process. Now we have the technology to grow diamonds under the environment of HPHT. This k...

Henan Yuda Crystal Co.,Ltd
Henan,China

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4-15 Carat EFG VVS VS HPHT Single Crystal Diamonds For Artificial Jewellery Material

... and synthetic diamonds. There are two main methods to create lab grown diamonds: CVD and HPHT. Chemical Vapor Deposition is a growth method for cultivating diamonds. CVD (Chemical Vapor Deposition) diamonds...

Henan Yuda Crystal Co.,Ltd
Henan,China

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1.5ct VVS VS 1 Carat Rough Lab Grown Diamonds For Engagement Ring

...conditions from natural diamonds, both natural diamonds and lab diamonds are crystals composed of pure carbon, and the physical properties, chemical properties, crystal structure and optical properties of th...

Henan Yuda Crystal Co.,Ltd
Henan,China

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DEF VVS VS SI Rough Lab Grown Diamonds 0.4ct 20ct Human Made Diamonds

...Rough Lab Grown Diamonds Made By HPHT Diamond Machine Rough Lab Grown Diamonds Description What is a laboratory rough diamond? First of all, let's talk about diamonds. From a physical point of view, diamond ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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B Grade 3.0 - 3.5mm HPHT Lab Grown Diamonds Yellow Rough Industrial Diamonds

..., industrial rough diamond, big industrial diamond Quick Details: HPHT Lab Grown 3.0-3.5mm size Mono crystal diamond Hardness: Moh’s 10 Mix shape Most are 40 grade Description: Synthetic diamond is a kind of...

Shaper Diamond Technology Co., Ltd
Hunan,China

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D E F Color 2 Carat 2.5 Carat Lab Diamond HPHT For Jewelry

... present, there are two methods of artificial cultivation of diamonds in the world: high temperature and high pressure method and meteorological precipitation method. These two kinds of diamond production me...

Henan Yuda Crystal Co.,Ltd
Henan,China

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3 Carat 5 Carat HPHT Uncut Raw Diamond

...Diamond For Making Lab Grown Diamond Lab Grown Rough Diamonds Description Diamonds made in the laboratory are made in the laboratory. It starts with a small chemical called a diamond seed. It's then exposed ...

Henan Yuda Crystal Co.,Ltd
Henan,China

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5-6ct HPHT Lab Grown Diamonds DEF Color VVS Clarity For Ring And Necklace

..., so that the carbon of non-diamond structure is transformed into the carbon of diamond structure. To put it simply, the raw material of graphite powder is transformed into diamond structure through high tem...

Henan Yuda Crystal Co.,Ltd
Henan,China

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HPHT CVD Rough Lab Grown Diamonds VVS Synthetic Diamond OEM

Rough diamond synthetic diamond rough vvs lab diamond Prodct details: HPHT rough diamond,"4 C" for white diamond 1, Color: DEF GH 2, Carat: 0.01-10ct 3, Clarity: VVS, VS, SI 4, Cut: RAW synthetic diam...

Shaper Diamond Technology Co., Ltd
Hunan,China

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DEF Full White Rough Lab Grown Diamonds 0.1cm To 2cm Mohs 10 Scale For Loose Diamonds

...Rough Diamonds For Making Lab Grown Loose Diamonds Lab Grown Rough Diamonds Description Laboratory-grown diamonds, also known as laboratory-made diamonds, man-made diamonds and synthetic diamonds, are pure c...

Henan Yuda Crystal Co.,Ltd
Henan,China

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