Home Companies Henan Yuda Crystal Co.,Ltd

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

Henan Yuda Crystal Co.,Ltd

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Address: ROOM 1524, 15TH FLOOR, NO.56 ZIJINGSHAN ROAD, GUANCHENG DISTRICT, ZHENGZHOU, HENAN, CHINA

Contact name:Pang

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Henan Yuda Crystal Co.,Ltd

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

Country/Region china
City & Province zhengzhou henan
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Product Details

6.0Ct Up Lab Created Diamonds Square Shape Lab Diamonds EFG Color CVD Rough Diamonds


What is Chemical Vapour Decomposition (CVD)?
CVD full name is Chemical Vapour Deposition,is one of the most evolved and recently developed processes of making diamonds. The history of CVD cultivated diamonds can be traced back to 1952. William Eversole of the US Federal Silicon Carbide Company successfully grown cultivated diamonds with carbon-containing gas under low pressure conditions. The process as the name suggests involves using chemical vapour deposits to grow diamonds. In a small chamber, a diamond seed is placed which is exposed to a combination of gases. These gasses are then subjected to an energy source that forces these gases to condense and eventually deposit on the preexisting diamond seed. There are various versions of the chemical vapour deposition process like Low-Pressure CVD, Ultra-high vacuum CVD, Plasma enhanced CVD and Microwave Plasma Vapour Deposition.
Are lab grown diamonds as good as natural diamonds?
Of course. Lab grown diamonds are in all certainty as good as natural diamonds.It has the same physical properties and chemical composition as natural diamonds. Compared to natural diamond mining, cultivating diamonds is more environmentally friendly. It does not require mining and can protect the surface environment, greatly reducing land consumption and carbon emissions (for natural diamonds). 1/2 of mining) and water resources (only 1/7 of natural diamonds), etc.; and it is significantly better than natural diamond mining in terms of labor protection, and there are very few safety accidents in the plant for cultivated diamonds.

Lab grown & natural diamonds
lab grown diamondsnatural diamonds
grown in a labmined from the earth
created in monthscreated over billions of years
offer incredible valueprized for their rarity

Specification

ItemValue
Brand nameYuda Crystal
Model numberYuDa-CVD Diamond
Place of originHenan,China
UsageJewellery,rings,for polished
Hardness10 Moh's
Payment term100% payment in advance
Shipping waysDHL,FEDEX,UPS.EMS
Delivery Time3-14 Working Days Base on Order Quantity

Are lab created diamond Real?

Sure. There is no obvious difference between the Lab Grown Rough Diamonds and natural diamonds. Even professional gemologists need special equipment to identify them. By zooming in, professionals will be able to discern subtle contrasts in diamond inclusions grown and mined in the laboratory.
Who are we?
Henan YuDa Crystal Co., Ltd. are based in ZhengZhou city.We are specialized in the export and import business of lab grown diamonds more than 10 years. YuDa is a professional company in all synthetic diamond applications, our main products are cvd diamond, hpht diamond, and customized diamond by your requirements. Our products enjoy a good reputation and are sold to Europe, America, Southeast Asia, South Africa and other countries and regions.
FAQ 

Q:Do you provide samples? Is it free or not?
A: Yes, we provide samples,but not for free.
Q:What are your terms of payment?
A: We accept Paypal,T/T,Western Union and MoneyGram.
Q: Which express company do you use?
A: As usual we used DHL,UPS ,FEDEX Or Brinks.

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