| 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 |
| 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
| 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. 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.
