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Total 7797 products for rough diamond stone Manufacture & Suppliers

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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E F G Color Rough Diamond CVD Lab Created Diamonds Uncut High Clarity

...Rough Diamond CVD Lab Created Diamonds Uncut high Clarity Synthetic Diamonds What is the difference between CVD DIAMOND and HPHT Diamond? They are all cultivate diamonds, produced in the laboratory using two...

Henan Yuda Crystal Co.,Ltd
Henan,China

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6.0Ct Up Lab Created Diamonds Square EFG Color HPHT Rough Diamonds

...diamond crystallization conditions and growth environment, and natural diamond has exactly the same physical, chemical and optical properties. Production time is perhaps the biggest difference between the tw...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Square VS 10.0 Carat 11.0 Carat HPHT Rough Diamonds Pure Uncut Diamonds For Jewelry

...Rough Diamonds For 3carat Big Size Diamond HPHT Jewelry HPHT Lab Grown Diamonds Description Lab created diamonds are grown by simulating the growth environment of natural diamonds through high temperature an...

Henan Yuda Crystal Co.,Ltd
Henan,China

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VS+ Purity HPHT Lab Created Diamonds White Synthetic Rough Diamonds

... conditions and growth environment, and natural diamond has exactly the same physical, chemical and optical properties. Production time is perhaps the biggest difference between the two types of diamonds, wi...

Henan Yuda Crystal Co.,Ltd
Henan,China

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Uncut HPHT Lab Grown Rough Diamonds 100% Real VS SI Clarity Diamonds Round Shape

...Diamonds Round Shape Uncut HPHT Lab Grown Rough Diamonds Why Choose Lab Grown Diamonds? Environmental protection concept. The price is only 1/3 of natural diamonds, wouldn't you buy it? Cultivate the prospec...

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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6Ct 7Ct VVS VS Clarity DEF Colour White HPHT Rough Diamond For Rings

...natural diamond in chemical composition, crystal structure, optical properties and physical properties of no difference, only atomic structure level difference. The concept of lab-made diamonds has only ente...

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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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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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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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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