ATTRIBUTE | LAB GROWN DIAMOND | NATURE DIAMOND | DISTINCTION |
Chemical Composition | CARBON (C) | CARBON (C) | NO |
Refractive Index | 2.42 | 2.42 | NO |
Relative Density | 3.52 | 3.52 | NO |
Dispersion | 0.044 | 0.044 | NO |
Hardness Value | 90 GPA | 90 GPA | NO |
Thermal Conductivity | 2 X 103 W/M/K | 2 X 103 W/M/K | NO |
Light Transmittance | DEEP UV TO FAR TR | DEEP UV TO FAR TR | NO |
Thermal Expansion | 0.8 X 10-6 K | 0.8 X 10-6 K | NO |
Resistivity | 1016 OHM-CM | 1016 OHM-CM | NO |
Compressible Property | 8.3 X 10-13 M2/N | 8.3 X 10-13 M2/N | NO |
Color: D,E,F,G,H,I,J,etc
Clarity: VVS1,VVS2,VS1,VS2,SI1,SI2
Size: 0.1mm-6mm, customized
Weight: 0.01ct--0.7ct
Sample : Provided
Brand: Sparkle
Product: Lab Created Diamonds Loose Hpht/Cvd Synthetic Big
Payment Terms : T/T, West Union, Cash, Bank of China, Wechat or Alipay, etc
Shipment : DHL, UPS, Fedex, TNT, EMS, Aramex, etc
Port: Zhengzhou, any port of China
Delivery time : 3-5 working days
Packing : Vacuum bags
Brand | SPARKLE | ||||
Product | Lab Created Diamonds Loose Hpht/Cvd Synthetic Big | ||||
Color | D-F , G-J, customized | ||||
Clarity | VVS, VS, SI, , customized | ||||
Size | 0.01mm -- 10mm, customized | ||||
Weight | 0.01ct -- 0.7ct, customized | ||||
MOQ | 5 carat | ||||
Usage | Jewelry, ring, necklace, earrings, etc |
Lab created diamond can be certified by gia, igi, etc.
------------------------------- Application of Lab Created Diamonds Loose Hpht/Cvd Synthetic Big ----------------------
Ring
Earrings
Necklace
Bracelet
This city is one of the eight ancient capitals and the base place of superhard material in China,and surrounded by the birthplace of Emperor Huangdi, Shaolin Temple and other famous historical cultural landscape. Henan Sparkle Superhard Materials Co., Ltd is affiliated with GUOWANG group, its business relates to cable, machinery, toys, superhard material industry,etc. With the support of group, Henan Sparkle Superhard Materials Co., Ltd has got cooperation with Materials Research Center in Zhongyuan University of Technology and Henan University of Technology.
Payment: T/T, West Union, VISA, Master Card, Bank of China, Wechat, Alipay, etc.
You can also pay by cash if you come to China.
Vaccum bags.
DHL, UPS, EMS,
TNT, FedEx, etc.
About 3--5 working days
after get your payment.
Any your question or inquiry will get our prompt reply within 24 hours.
1.Where is your company?
Our company is located in Zhengzhou city, Henan Province, China. The superhard material base of China.
2.How to visit your company and check the product?
Take airplane to Zhengzhou Xinzheng International Airport. The IATA code is CGO. We will pick up you at airport and help you book hotel. It’s all free service.
3.Are you manufacture or trading company?
We are synthetic diamond manufacture and exporting product all over the world. Our factory is located in Henan province, the center of China. Our company is located in Zhengzhou city.
4.How can I pay for the product?
The payment term is T/T, West Union, VISA, Master Card, Bank of China, etc. If you come to China, you can pay in cash. You can also transfer money via Wechat or Alipay.
5.How can I get the product?
Usually, we send product by DHL from Zhengzhou city. The product can be sent by UPS, TNT, Fedex, EMS from any port of China.
6.Free service to customer.
Airport pickup, hotel reservation, airline/train ticket reservation, foreign currency exchange, travel arrangements, etc.
7.How to place order to us?
First, contact us with inquiry to us and get quotation within 24 hours. Next, we will send product to you by international express after get your payment. Finally, you will receive product about 3 to 5 working days.