What Are Natural Diamonds and How Are They Formed?

Apr 15, 2025
Diamond Education & Knowledge
What Are Natural Diamonds and How Are They Formed?

The Timeless Brilliance of Natural Diamonds ?

At Innocence Diamond, we believe in the eternal beauty of natural diamonds—precious gems forged deep within the Earth over billions of years. These rare, organic creations are more than just jewelry; they’re symbols of authenticity, strength, and timeless elegance.

In this blog, we’ll explore what natural diamonds really are, the fascinating science behind their formation, and why they remain the ultimate choice for luxury-conscious buyers seeking earth-mined, ethically sourced diamonds.


What Are Natural Diamonds?

A natural diamond is a crystalline form of carbon created under immense heat and pressure deep beneath the Earth’s surface. Unlike lab-grown or synthetic diamonds, natural diamonds are 100% Earth-created, taking billions of years to form. Each natural diamond is unique, telling a geological story that spans millennia.

Characteristics of Natural Diamonds:

  • Formed naturally over 1 to 3 billion years

  • Mined from deep within the Earth

  • Possess unique inclusions and characteristics

  • Are rare, making them more valuable than lab-created alternatives

  • Considered genuine, authentic, and historically significant

How Are Natural Diamonds Formed?

The formation of natural diamonds is a miracle of nature that occurs in the Earth’s mantle, around 140 to 190 kilometers (90 to 120 miles) below the surface. Here's a breakdown of the process:

1. Carbon Under Pressure

Natural diamonds begin as carbon atoms subjected to extreme heat (over 1,000°C) and intense pressure over millions or billions of years.

2. Crystal Growth

Under these extreme conditions, the carbon atoms bond together in a crystal lattice structure, forming what we know as a diamond.

3. Volcanic Eruptions

These diamonds are then transported to the Earth’s surface via volcanic pipes—specifically, kimberlite and lamproite pipes—during deep-source volcanic eruptions.

4. Mining Natural Diamonds

Once on or near the Earth’s surface, diamonds are carefully extracted through ethical mining practices. At Innocence Diamond, we ensure all our diamonds are conflict-free and ethically sourced from verified suppliers.


Natural Diamonds vs Lab-Grown Diamonds: Why Authenticity Matters

With the rise of lab-grown diamonds, it’s more important than ever to understand the distinction between real, Earth-mined diamonds and man-made alternatives.

FeatureNatural DiamondsLab-Grown Diamonds
Formation Time1-3 Billion Years6-10 Weeks
OriginEarth's MantleLaboratory
RarityVery RareMass-Produced
Investment ValueHigherLower
UniquenessOne-of-a-kindUniform
Authenticity100% NaturalSynthetic

At Innocence Diamond, we specialize in genuine natural diamonds because we believe in lasting value, unmatched brilliance, and the emotional weight of something truly rare.


Ethical & Sustainable: Our Commitment to Natural Excellence

The question many conscious consumers ask is: Can natural diamonds be ethical?

Yes. Innocence Diamond is committed to:

  • Sourcing only conflict-free diamonds

  • Working with suppliers that follow the Kimberley Process

  • Promoting eco-conscious mining

  • Ensuring transparency and traceability in our supply chain


How to Identify a Natural Diamond

When purchasing a diamond, it’s important to verify its authenticity. Here are a few tips:

  1. Check the certification – Always ask for a GIA or IGI report.

  2. Ask about the origin – Natural diamonds should have traceable provenance.

  3. Look for unique inclusions – Nature rarely makes anything perfect; minor imperfections often indicate authenticity.

At Innocence Diamond, every piece comes with verified documentation to guarantee you're receiving a 100% natural, certified diamond.


Why Choose Natural Diamonds from Innocence Diamond?

Exclusively Natural Diamonds
Ethically Sourced & Certified
Timeless Craftsmanship
Luxury Redefined

Each piece at Innocence Diamond is designed to be more than jewelry—it’s a legacy. We’re here for those who want genuine beauty, not just sparkle.


Conclusion: Let Nature Tell Your Story

Natural diamonds are one of Earth’s rarest wonders, carrying within them billions of years of history. Their formation is nothing short of a miracle, and their value—both emotional and monetary—continues to grow over time.

When you choose Innocence Diamond, you’re choosing real over replica, legacy over trend, and truth over imitation.


Ready to Own a Piece of the Earth?

Explore our curated collections of certified natural diamonds and discover the piece that speaks to your heart.

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