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Everything to Know About Lab Grown Diamonds

  • Writer: Priyanshi Shah
    Priyanshi Shah
  • Oct 25, 2023
  • 3 min read

Updated: Nov 8, 2023

Guide to Lab-Grown Diamonds: Affordable, Environmentally Friendly, and Conflict-Free


Lab-grown diamonds have recently become widely available as an alternative to mined

diamonds, offering various benefits for consumers and the environment. This guide provides

insights into how lab-grown diamonds are produced, the machinery involved, their

environmental advantages, and their similarities to natural diamonds. It also addresses the

potential depreciation of lab-grown diamonds and their positive societal impact.

Lab-Grown Diamonds: A Closer Look


Lab-grown diamonds are created through a process known as Chemical Vapor Deposition

(CVD) or High-Pressure High-Temperature (HPHT) synthesis. In CVD, carbon-rich gases are

introduced into a chamber containing a diamond seed. Through the application of heat and

energy, carbon atoms gradually accumulate on the seed, resulting in the growth of a diamond crystal. HPHT involves subjecting a carbon source to extreme pressure and high temperature to replicate the natural diamond formation process. Both methods yield high-quality diamonds that are physically and chemically identical to mined diamonds.

The production of lab-grown diamonds involves the use of specialized machinery such as

reactors, gas delivery systems, and high-temperature furnaces. These technologies create

optimal conditions for the growth of diamond crystals. Continuous advancements in equipment have significantly enhanced the efficiency and scalability of lab-grown diamond production.

Benefits of Lab-Grown Diamonds


Lab-grown diamonds offer several advantages over mined diamonds, including affordability,

environmental friendliness, and ethical sourcing.


1. Affordability: Historically, lab-grown diamonds were costly to produce. However,

advancements in technology and research have led to a decrease in production costs.

Today, lab-grown gem-quality diamonds are approximately 30-40% cheaper than mined

diamonds, with the potential for further cost reduction in the future. This cost advantage

arises from the shorter production and supply chain involved in lab-grown diamond

manufacturing, eliminating the need for mining rights, complex infrastructure, and

extensive trade routes.


2. Environmental Friendliness: Lab-grown diamonds have a significantly lower

environmental impact compared to mined diamonds. The energy required to produce

one carat of lab-grown diamond is estimated to be 25 times less than that needed for

mining a natural diamond. While it is important to note that the energy source used in

diamond synthesis may not always be clean or renewable, the overall reduction in

energy consumption contributes to mitigating climate change. Moreover, the water usage

in lab-grown diamond production is approximately one-seventh of that in mining

operations, conserving this precious resource. Additionally, lab-grown diamond

production generates significantly less mineral waste, which is more likely to be properly

disposed of and recycled.

3. Ethical Sourcing: Lab-grown diamonds are entirely conflict-free. Mined diamonds have

been associated with issues such as human rights violations, political instability, and

corruption. Although the Kimberley Process has made progress in addressing these

concerns, its certification process has faced criticism, and tracing individual diamond

origins remains challenging. With lab-grown diamonds, buyers can be confident that their

purchase is free from these ethical concerns.


4. Shine and Similarity to Natural Diamonds: Lab-grown diamonds are virtually

indistinguishable from mined diamonds to the naked eye. They possess the same

physical, chemical, and optical properties, exhibiting brilliance, sparkle, and durability.

Specialized equipment is required to differentiate between the two. Therefore, lab-grown

diamonds provide the same level of beauty and quality as natural diamonds.


5. Potential Depreciation: It is important to acknowledge that the after-market for pre-owned

lab-grown diamonds is untested, and their pricing may be uncertain. While there is no

inherent difference between mined and lab-grown diamonds, the future value of

pre-owned lab-grown diamonds remains to be seen. However, the decreasing costs of

lab-grown diamond production may also impact the prices of mined diamonds.

Therefore, it is recommended to approach lab-grown diamonds as personal adornment

or investment based on personal preference rather than speculative value.


In conclusion, lab-grown diamonds offer significant advantages over mined diamonds. They are more affordable, environmentally friendly, and ethically sourced. With their identical

characteristics to natural diamonds, lab-grown diamonds provide a sustainable and socially

responsible alternative for consumers who value beauty, quality, and a positive global impact.

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