DEF Color VS VVS 9 Carat 10 Carat HPHT Rough Diamonds Big Size
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...10.0 Carat HPHT Rough Diamonds For Big Size HPHT Diamond Jewlery Making HPHT Rough Diamonds Description Lab grown diamonds also called lab-created diamonds, synthetic diamonds, man made diamonds. HPHT and CVD are two main methods to create lab grown diamonds. High temperature and high pressure method is also called seed catalyst method. Graphite is a low pressure stable phase, and diamond......
Henan Yuda Crystal Co.,Ltd
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HPHT Rough VVS Lab Grown Synthetic CVD Rough Diamond for Mechanical
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...synthetic diamond Type: hpht(high pressure and high temperature) Advantage: 1, high quality as natural diamond, hardness is Moh's 10, can pass diamond test pen. 2, good transparency, pure white color(VVS), can be used for gem 3, very competitive price,...
Shaper Diamond Technology Co., Ltd
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Lab Grown Diamond Jewelry White Cvd Rough Diamond Vvs Vs DEF For Jewelry
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...synthetic diamond Type: hpht(high pressure and high temperature) Advantage: 1, high quality as natural diamond, hardness is Moh's 10, can pass diamond test pen. 2, good transparency, pure white color(VVS), can be used for gem 3, very competitive price,...
Shaper Diamond Technology Co., Ltd
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Colorless 6.33 Carat CVD Pear Shaped Lab Grown Loose Diamonds Color F
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... 4. Color Grade : F 5. Clarity Grade : VVS2 6. Carat Weight : 6.33 Carat Product Description: Lab grown diamond is used by natural diamond crystals to imitate its growth environment, so besides the growth environment different (such as pearl farming), its...
Shenzhen ZKZ Jewelry Co., Ltd.
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1 carat up uncut rough White lab grown HPHT CVD synthetic diamond rough diamond prices per carat
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Product Parameter Product name: Lab grown diamond Brand: Huanghe Whirl wind Size: 0.6-10ct Colour: D E F Clarity: VVS-I Delivery time: Delivery within 3-5 days after payment Product Description About Us Domestic and foreign Packaging & Shipping FAQ Q1. How......
Henan Huanghe Whirlwind International Co.,Ltd.
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CVD Diamond Coated Copper Wire Drawing Dies Diamondwk PCD Diamond Casting
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CVD Diamond Coated Copper Wire Drawing Dies Diamondwk PCD Diamond Casting 1. Technical parameters 1.diameter range:0.12mm-15.0mm 2.good wear resistance: HRA 89.0-93.0 3.excellent polishing 4.small friction coefficient 5.high thermal conductivity 6.good corrosion resistance 7.small adhesion 8.roughness Rcan control with 0.05-0.80µm 9.ovality:can control≤0.004mm 10......
Hejian BaoHong Electrical Machinery Co., Ltd.
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