Unity Lab Grown Diamonds

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About Lab-Grown Diamonds

Lab-grown diamonds, also known as synthetic or cultured diamonds, are produced in laboratories rather than being naturally mined. Despite their origin, these diamonds are every bit as precious and exquisite as their natural counterparts. What sets them apart is their eco-friendliness and affordability, as they are manufactured without leaving a carbon footprint or causing harm to the environment.

The advent of lab-created diamonds has significantly transformed both the industrial and jewelry markets. One of their remarkable advantages is their versatility in shaping, allowing them to be crafted into any desired form without compromising the integrity of the stone. This versatility has opened up a world of creative possibilities for jewelry designers and consumers alike.

What Are Lab Grown Diamonds?

What Are Lab Grown Diamonds?

Lab-grown diamonds, created through cutting-edge laboratory techniques, possess identical chemical and optical properties to their natural counterparts. What sets them apart is their eco-friendliness and reduced rarity. This makes them an ethical and sustainable choice for consumers concerned about the environmental impact of diamond mining.

As the production of lab-grown diamonds expands, the cost of manufacturing has decreased, making them a more affordable option for buyers. Their growing popularity suggests that lab-grown diamonds are poised to play a significant and enduring role in the diamond industry for years to come.

Comparing Natural And Lab-made Diamonds

Conflict-free diamonds Yes Unsure
Authentic diamonds 100% 100%
Origins Made in Laboratory Found in mines
Environment Friendly Yes No
Quality Flawlessly created May/may not possess quality standards
Customizable Yes Unsure
Longevity Forever Forever
Artificial No No
Fading Brilliance/Shine No No
True Diamond Yes Yes
Affordability Economical Expensive

How Are Lab-Grown Diamonds Created?

How Are Lab-Grown Diamonds Created?

Lab-grown diamonds, also called synthetic diamonds, are produced using two main methods: Chemical Vapor Deposition (CVD) and High-Pressure High-Temperature (HPHT). These methods replicate the natural diamond-making process in a controlled lab environment.

Here's a simplified explanation of each method:

  • Chemical Vapor Deposition (CVD):

    • The growing Process is the Same as Natural diamond-growing Processes
    • A small diamond seed is put in a sealed chamber filled with carbon-rich gases like methane.
    • The chamber is heated to about 800°C, and a microwave beam creates plasma, breaking down the gas molecules into individual carbon atoms.
    • These carbon atoms bond with the diamond seed, layer by layer, over several weeks, building up a larger diamond.


  • High-Pressure High-Temperature (HPHT):

    • A tiny diamond seed is placed in a machine.
    • It's subjected to very high pressure (around 60,000 times atmospheric pressure) and extreme heat (about 1,500°C).
    • Under these conditions, carbon atoms in the machine crystallize and attach to the seed, gradually forming a larger diamond.
    • This process takes several weeks to months, depending on the desired diamond size.

Both methods can create diamonds in various sizes and qualities, replicating the appearance and chemical properties of natural diamonds. These lab-grown diamonds are widely used in jewelry and other applications.

How Lab-Grown Diamonds Are Graded and Certified

Lab-grown diamonds go through a grading and certification process similar to that of natural diamonds. Some of the notable worldwide diamond certification labs include:

  1. Gemological Institute of America (GIA)
  2. Antwerp World Diamond Center (AWDC)
  3. American Gem Society (AGS)
  4. International Gemological Institute (IGI)
  5. Gemological Science International (GSI)

Before grading, each lab-grown diamond is sent to a specialized gem lab. While most labs assess diamonds based on the traditional 4 C's (cut, clarity, color, and carat), a few may have their criteria for evaluation. This rigorous grading process ensures that lab-grown diamonds meet specific quality standards and provides consumers with confidence in the diamond's characteristics and value.

How Lab-Grown Diamonds Are Graded and Certified