| Lab grown & natural diamonds | |
| lab grown diamonds | natural diamonds |
| grown in a lab | mined from the earth |
| created in months | created over billions of years |
| offer incredible value | prized for their rarity |
Specification
| Item | Value |
| Brand name | Yuda Crystal |
| Model number | YuDa-HPHT |
| Place of origin | Henan,China |
| Usage | Jewellery,for polishing,rings |
| Hardness | 10 Moh's |
| Payment term | 100% payment in advance |
| Shipping ways | DHL,FEDEX,UPS.EMS |
| Delivery Time | 3-14 Working Days Base on Order Quantity |
Real Diamond and Fake Diamond
What is the difference between lab diamonds and cubic zirconia?
Quite simply, a laboratory-grown diamond is a real diamond,carbon atoms arranged in a diamond cubic crystal structure. The only difference between mined diamonds and lab grown diamonds is the origin of the diamond. A cubic zirconia is not a diamond.
| Diamond | Type | Material | Moh's Hardness | Brilliance Refraction Index | Relative Density | Fire Dispersion |
| Real | Natural | C | 10 | 2.42 | 3.52 | 0.044 |
| Real | Lab grown | C | 10 | 2.42 | 3.52 | 0.044 |
| Fake | Moissanite | SIC | 9.25 | 2.65 | 3.21 | 0.104 |
| Fake | Zircon | Zr02 | 8.25 | 2.20 | 5.7 | 0.066 |
Who are we?
Henan Yuda Crystal Co., Ltd., established in 2016, specializes in research and development, manufacturing and marketing of synthetic diamond and related products as well facilities. The company won scientific and technological progress awards of Zhengzhou city and Henan province.The diamond series products have been sharing high reputation in global market.
Synthetic diamond is a new industry with fast development and professional requirements. For years, the company has accumulated rich experiences on management, R&D, marketing and manufacturing etc. and cultivated many professions. The management teamwork is in the prime of life.They are professional and do well in management with strong learning attitudes and innovation awareness for stable work. Strong human resources and excellent company culture accelerate the healthy, fast and sustainable development of the company.