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    China Large Size Hpht Rough White Diamond CVD Synthetic ...

    CVD White Rough Diamond, CVD Diamond, Rough Uncut Diamonds manufacturer / supplier in China, offering Large Size Hpht Rough White Diamond CVD Synthetic Diamond, High Quality Steelmaking Ferro Phosphorus/FEP Powder, Ferro Phosphorus/FEP Deoxidier Unit Price and so on.

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    Big Size CVD/HPHT Uncut White Raw Synthetic Diamond Rough Fo ...

    China Carbon CVD Diamonds Material and Gem application CVD Diamond Usage CVD Diamond 24 Oct, 2018; China 30mm Size and Zinc Material automatic buckle leather belt 16 Oct, 2018; China 1.0mm---4.2mm Abrasive Grain Sizes and synthetic diamond Material yellow cut lab grown diamond 16 Oct, 2018

  • large size synthetic diamond - alibaba

    large size synthetic diamond - Alibaba

    A wide variety of large size synthetic diamond options are available to you, such as free samples, paid samples. There are 647 large size synthetic diamond suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of large size synthetic diamond respectively.

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    China Cvd Diamond, Cvd Diamond Manufacturers, Suppliers ...

    When purchasing hardware and tools from China, quality control, logistic organization, and delivery control are all very important factors to take into consideration. If you are looking for Cvd Diamond for sale, check out the above products choices that you can't miss along with other options such as hpht diamond, rough diamond, diamond.

  • identifying lab-grown diamonds | research & news

    Identifying Lab-Grown Diamonds | Research & News

    GIA recently tested two large CVD synthetic diamonds weighing 2.51 and 3.23 cts, the largest CVD-grown diamonds GIA has examined to date (Two Large CVD-Grown Synthetic Diamonds Tested by GIA, Lab Notes, Gems & Gemology, Winter 2015, Vol. 51, No. 4).

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    China Big Size Rough Hpht Synthetic Diamonds for Jewelry and ...

    Rough Large Single Crystal Synthetic Diamond Product Features: From grade 1 to grade 5, five product grades can meet different market users' demand for different product quality and prices. Application Fields: High grade rough single crystals and white diamonds raw stones, after polishing, can be used for luxury decoration and luxury ornaments such as rings, necklaces, pendants and earrings.

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    Large Colorless HPHT-Grown Synthetic Gem Diamonds from New ...

    A: These three colorless HPHT-grown synthetic diamonds demonstrate some of the sizes achieved by New Diamond Technology. From left to right, samples NDT04, NDT02, and NDT01 weigh 2.02, 2.20, and 2.30 ct, respectively.

  • large hpht diamond, large hpht diamond suppliers and ...

    Large Hpht Diamond, Large Hpht Diamond Suppliers and ...

    Alibaba.com offers 547 large hpht diamond products. About 43% of these are abrasives, 40% are loose diamonds, and 14% are abrasive tools. A wide variety of large hpht diamond options are available to you, such as paid samples, free samples.

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    [Hot Item] Hpht Large Size Synthetic Rough Diamond Stones

    China Hpht Large Size Synthetic Rough Diamond Stones, Find details about China Diamond, Hpht Large Size Synthetic Rough Diamond Stones from Hpht Large Size Synthetic Rough Diamond Stones - Chenguang Machinery & Electric Equipment Co., Ltd.

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    Single-crystal-Synthetic-diamond

    HPHT synthetic diamond, HPHT diamond, Rough diamond, Single crystal diamond,Lab diamond, man made diamond. info@chenguangjd.cn. ... and the seeds of CVD. At present the biggest size we can produce is 7*7*1mm ... Yellow and white Single crystal synthetic diamond rough stones. Related Items.

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    Loose Lab-Created Diamonds for sale

    Bright and Shiny Loose Lab-Created Diamonds for Various Settings There's nothing like diamond jewelry for displaying your unique style attributes for everyone to see at a party or a romantic dinner. Lab-created diamonds offer a number of unique qualities, and you can pick from among the diverse varieties that are available in this assortment ...

  • synthetic diamond - wikipedia

    Synthetic diamond - Wikipedia

    It is estimated that 98% of industrial grade diamond demand is supplied with synthetic diamonds. Both CVD and HPHT diamonds can be cut into gems and various colors can be produced: clear white, yellow, brown, blue, green and orange.

  • cvd diamond - faq

    CVD Diamond - FAQ

    CVD diamond gem stones for jewelry applications may become important in the future as natural diamond sources are expected to dwindle some day. If "man made" diamond will be accepted by customers remains to be seen.

  • synthetic diamond manufacturers & suppliers - made-in-china.com

    synthetic diamond manufacturers & suppliers - Made-in-China.com

    synthetic diamond manufacturer/supplier, China synthetic diamond manufacturer & factory list, find qualified Chinese synthetic diamond manufacturers, suppliers, factories, exporters & wholesalers quickly on Made-in-China.com.

  • hpht synthetic diamonds- lab grown diamonds supplier from china

    HPHT synthetic diamonds- lab grown diamonds supplier from china

    Lab-grown HPHT synthetic diamonds supplied by Glory Diamond are characterized by a high crystal-clear perfection, stable quality and low level of uncontrollable impurities. The cubic-octahedron shape of a diamond is specific for HPHT method, but we are keeping optimizing yield ratio of every particle of diamond.

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    hpht diamond

    Find great deals on eBay for hpht diamond. Shop with confidence. Skip to main content. eBay Logo: ... LAB GROWN ROUGH DIAMOND CVD/HPHT 1A/VVS-DEF -CONTACT US FOR A QUOTE, CHEAP PRICE. Brand New. $200.00. ... HPHT/CVD Synthetic Lab Grown Diamond 2ND NEW STOCK 2019 - Contact Us for a Quote. Brand ...

  • what is the difference between cvd diamonds and hpht diamonds?

    What is the Difference between CVD diamonds and HPHT diamonds?

    What is the Difference between CVD diamonds and HPHT diamonds? Friday, September 30, 2016 3:20:07 AM America/New_York. Recently, there has been much debate over what exactly CVD and HPHT diamonds are. What is the difference between the synthetic, man made diamond, and an HPHT diamond, from ...

  • cvd diamond, lab grown diamonds, synthetic diamonds supply

    cvd diamond, lab grown diamonds, synthetic diamonds supply

    With CVD or HPHT method, people can synthesize yellow and white diamonds. Synthetic diamonds can be used for diamond rings, earrings and necklaces, and other general diamond jewelry. Or some special commemorative diamonds. Nowadays, the production technology of synthetic diamonds is becoming more and more perfect.

  • cvd hpht rough synthetic diamonds with various grades and sizes

    CVD Hpht Rough Synthetic Diamonds with Various Grades and Sizes

    China CVD Hpht Rough Synthetic Diamonds with Various Grades and Sizes, Find details about China Hthp Diamond, Lab Created Diamond from CVD Hpht Rough Synthetic Diamonds with Various Grades and Sizes - Kumthai Abrasives Co., Ltd.

  • lab grown diamond manufacturers, cvd diamonds exporter, suppliers

    Lab Grown Diamond Manufacturers, Cvd Diamonds Exporter, Suppliers

    Lab-grown diamonds referred to as man-made or synthetic diamonds or HPHT diamonds or CVD diamonds have been in the works as early as the 1940's. Due to their unique characteristics (thermal conductivity, hardness/use as an abrasive, optical transparency, and high electrical resistance) diamonds were initially manufactured for industrial ...

  • large size rough white hpht cvd diamond size from 1.0-4.0 ct ...

    large size Rough White HPHT CVD Diamond Size from 1.0-4.0 ct ...

    The properties of synthetic diamond depend on the details of the manufacturing processes; however, some synthetic diamonds (whether formed by HPHT or CVD) have properties such as hardness, thermal conductivity and electron mobility that are superior to those of most naturally-formed diamonds.

  • large white rough diamond - llgem.com

    Large White Rough Diamond - llgem.com

    Bigger Size Synthetic CVD Large White Rough Diamond from LiLiang Factory . 1. Brief Introduction of Large White Rough Diamond: HeNan LiLiang Diamond Manufacturer is a professional factory focused on production of HPHT,CVD Large White Rough Diamond.

  • synthetic-diamond,rough-diamond

    Synthetic-diamond,Rough-diamond

    Our big size single crystal synthetic diamonds are produced by high pressure, high temperature (HPHT) synthesis refer to those synthetic diamond crystals which size>0.8mm, due to technical requirements and cost of production are more and more higher than synthetic diamond power, this type has be separated out for easier sorting,

  • cvd diamond - jewelry

    Cvd Diamond - jewelry

    High Quality White Rough Cvd Diamond,Hpht Diamond Chemical Vapor Deposition CVD Diamond1X1X2mm CVD Diamond Diamond Coated End Mills. Since 1998 CVD Diamond Corporation has used proprietary technology for diamond coating to produce the highest quality Diamond Coated End Mills available on the market today.

  • henan yuda crystal co., ltd. - synthetic diamond, diamond product

    Henan Yuda Crystal Co., Ltd. - Synthetic diamond, Diamond product

    Henan Yuda Crystal Co., Ltd., Experts in Manufacturing and Exporting Synthetic diamond, Diamond product and 4963 more Products. A Verified CN Gold Supplier on Alibaba.com.

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    Rough VVS Lab grown White HPHT Diamond / Big Size Synthetic ...

    Rough VVS Lab grown White HPHT Diamond / Big Size Synthetic CVD Loose Stone, US $ 80 - 120 / Carat, Henan, China (Mainland), Yinwang, carbon.Source from Henan Yinwang Trade Co., Ltd. on Alibaba.com.

  • hpht polished yellow color large size diamonds, view ...

    HPHT polished yellow color large size diamonds, View ...

    HPHT polished yellow color large size diamonds, US $ 50 - 500 / Piece, China (Mainland), JS, JSBD.Source from Changsha Chenguang Machinery & Electric Equipment Co., Ltd. on Alibaba.com.

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    Artificial diamonds - now available in extra large | New ...

    Artificial diamonds - now available in extra large. ... makes diamonds by chemical vapour deposition ... The new technique is so efficient that the synthetic diamonds contain fewer impurities than ...

  • large size synthetic diamond, view man made synthetic rough ...

    large size synthetic diamond, View man made synthetic rough ...

    large size synthetic diamond, US $ 5 - 200 / Carat, Hunan, China (Mainland), Chenguang, JS.Source from Changsha Chenguang Machinery & Electric Equipment Co., Ltd. on ...