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Why Lab Grown Diamonds

Writer: Aashna Palsani
Aashna Palsani
Aug 26
2 min read

If you are looking to purchase diamonds you must have heard these terms - Natural Diamond, Lab Grown Diamonds and Moissanite.


Understanding these stones are essential to make the purchase that fits your priorities —whether that's rarity, value, sparkle, or affordability.

Attribute

Natural Diamonds

Lab-Grown Diamonds

Moissanite

Composition

Pure carbon

Pure carbon 

Silicon carbide (SiC)

Crystal Structure

Cubic crystal lattice

Cubic crystal lattice

Hexagonal crystal lattice

Hardness

10 on the Mohs scale

10 on the Mohs scale

9.25 on the Mohs scale

Refractive Index

2.42

2.42

2.65 - 2.69

Brilliance

High brilliance

High brilliance, identical to natural diamond.

Higher dispersion than diamonds (more sparkle)

Color

Varies, includes colorless and fancy colors

Can be produced in various colors

Typically colorless to near-colorless

Cost

Generally more expensive

30-90% less than natural diamonds

Significantly less than both lab-grown and natural diamonds

Production Method

Formed naturally over billions of years

CVD (Chemical Vapor Deposition) or HPHT (High Pressure High Temperature)

Lab-created

Environmental Impact

High environmental impact due to mining

Minimal environmental footprint

Minimal environmental impact

Ethical Considerations

Potential ethical issues (e.g., conflict diamonds)

Free from conflict and ethical issues

Free from conflict and ethical issues

Certification

Certified by gemological institutes such as GIA and IGI

Certified by gemological institutes such as GIA and IGI

Certification available, but not equivalent to diamond certification.


Natural diamonds are formed beneath the earth for billions of years. Their appeal comes from its rarity and cultural significance.


Lab Grown Diamonds are chemically and optically identical to natural diamonds but with a discount around 30% to 90%. They offer the opportunity to own a larger or higher-quality diamond within the same budget.


Moissanite is a gemstone made from silicon carbide. While it resembles a diamond, it is a different material altogether.


One of moissanite's most noticeable characteristics is its intense fire—the colourful rainbow flashes it produces when exposed to light.


Some people love this extra sparkle, while others prefer the more subtle brilliance associated with diamonds.

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