Synthetic Diamond

Synthetic diamonds, also known as lab-grown or man-made diamonds, are created through a process that replicates the natural conditions under which diamonds are formed.


There are two main methods used to create synthetic diamonds:

1. High Pressure High Temperature (HPHT): This method involves subjecting a carbon source, such as graphite, to high pressure and high temperature conditions similar to those found deep within the Earth's mantle. The carbon atoms rearrange and form diamond crystals.

2. Chemical Vapor Deposition (CVD): In this method, a diamond seed is placed in a chamber containing a carbon-rich gas. The gas is then heated, causing the carbon atoms to deposit and form layers on the diamond seed, gradually growing a larger diamond crystal.

Advantages of synthetic diamonds include:

1. Cost: Synthetic diamonds are generally more affordable than natural diamonds of comparable size and quality. This makes them an attractive option for those seeking diamond jewelry at a lower price point.

2. Availability: Synthetic diamonds can be produced in large quantities, ensuring a consistent supply. This is particularly beneficial for industries that require diamonds for industrial purposes, such as cutting tools and abrasives.

3. Customization: Synthetic diamonds offer the ability to create diamonds with specific characteristics, such as color and clarity. This allows customers to choose diamonds that meet their preferences and requirements.

4. Ethical Considerations: Synthetic diamonds are considered a more environmentally friendly and ethically responsible choice compared to some traditional diamond mining practices. They do not contribute to the environmental impact associated with mining and can help reduce the demand for conflict diamonds.

hpht and cvd lab grown diamonds


1. Jewelry: Synthetic diamonds are increasingly used in jewelry, offering an affordable alternative to natural diamonds. They can be used in various types of jewelry, including engagement rings, earrings, necklaces, and bracelets.
2. Industrial Applications: Synthetic diamonds are widely used in industrial applications due to their hardness and durability. They are used as cutting tools, drill bits, grinding wheels, and in high-precision machining applications.
3. Research and Technology: Synthetic diamonds find applications in scientific research, electronics, and technology. They are used in high-power lasers, optical windows, heat sinks, and as semiconductors in electronic devices.

buy lab grown diamonds

We guarantee the authenticity and quality of each stone to our customers and provide :
  • 1. The widest range of synthetic diamonds in a unique cut - traditional or super-fashionable.
  • 2. Verified prices, favorable savings discounts and wholesale programs.
  • 3. Help in the selection of products and implementation of ideas. We annually review the leading market trends, provide our partners with useful information about jewelry trends.

laboratory grown diamond

Huanghe Whirlwind has rich synthetic diamond manufacturing experience, and our diamonds have been exported to worldwide countries, such as USA, UK, Italy, France, India, Southeast, Australia, South Africa etc. Contact Us for Free Quotation Now!



Size Grade Mark
0.6-0.8ct 1A VVS-SI1 4.0-5.0mm
1B SI2-SI3
0.8-1.0ct 1A VVS-SI1 4.5-5.5mm
1B SI2-SI3
1.0-1.5ct 1A VVS-SI1 5.5-6.0mm
1B SI2-SI3
1.5-2.0ct 1A VVS-SI1 5.5-6.5mm
1B SI2-SI3
2.0-2.5ct 1A VVS-SI1 6.5-7.5mm
1B SI2-SI3
2.5-3.0ct 1A VVS-SI1 7.0-8.0mm
1B SI2-SI3
3.0-4.0ct 1A VVS-SI1 7.0-8.5mm
1B SI2-SI3
4.0-5.0ct 1A VVS-SI1 7.5-9.0mm
1B SI2-SI3
5.0-6.0ct 1A VVS-SI1 8.5-10mm
1B SI2-SI3
6.0-7.0ct 1A VVS-SI1 9.0-10.5mm
1B SI2-SI3
7.0-8.0ct 1A VVS-SI1 9.0-11mm
1B SI2-SI3
8.0ct+ 1A VVS-SI1 9mm+
1B SI2-SI3


Please leave us your requirements, we will contact you soon.

    • *
    • *
    • *

     Home  Tel  Mail  Inquiry