Gemstones

Lab-Grown Gemstones: The Future of Fine Jewellery

Discover the Superior Quality, Ethics, and Value of Laboratory-Created Emeralds, Rubies & Sapphires

Why Choose Lab-Grown Gemstones?

Our laboratory-created gemstones are chemically, physically, and optically identical to natural stones, but offer superior clarity, consistent colour, ethical sourcing, and exceptional value—all whilst protecting our planet.

🌟 The Lab-Grown Advantage: At a Glance

✓ Identical Properties

Same chemical composition, hardness, brilliance, and durability as natural gemstones

✓ Superior Quality

Higher clarity, more vivid colours, and fewer inclusions than most natural stones

✓ Exceptional Value

Larger, higher-quality stones at a fraction of the cost of comparable natural gems

✓ 100% Ethical

No mining, no conflict, fully traceable, and environmentally responsible

✓ Eco-Friendly

Minimal carbon footprint, no habitat destruction, sustainable production

✓ Certified Quality

Every stone certified by internationally recognised gemological laboratories

Comprehensive Comparison: Lab-Grown vs Natural

Feature Lab-Grown Gemstones ✨ Natural Gemstones
Chemical Composition Identical to natural - Same molecular structure Natural formation
Hardness & Durability Identical - Emeralds (7.5-8), Rubies & Sapphires (9 on Mohs scale) Same hardness
Colour Quality Superior consistency - Vivid, uniform colour throughout; can achieve rare colours like Kashmir blue or pigeon's blood red reliably Variable; colour zoning common; finest colours extremely rare
Clarity Exceptional clarity - Eye-clean stones readily available; minimal inclusions Usually contains inclusions; eye-clean stones rare and expensive
Size Availability Larger stones available - Can produce substantial sizes with excellent quality Large, high-quality stones extremely rare
Treatments Required None needed - Colour and clarity achieved during growth Over 95% heat-treated; many undergo additional enhancements
Environmental Impact Minimal footprint - No mining, no habitat destruction, controlled energy use Mining causes deforestation, soil erosion, water pollution
Carbon Footprint Significantly lower - Efficient laboratory production Higher due to mining operations and global transport
Ethical Sourcing 100% conflict-free - Fully traceable, no labour exploitation Requires verification; some regions have ethical concerns
Sustainability Infinitely sustainable - Can be produced on demand Finite resource; deposits being depleted
Matching Pairs Perfect matches - Ideal for earrings and symmetrical designs Difficult and expensive to match
Certification Fully certified - Clearly disclosed as lab-grown by GIA, IGI, etc. Certified as natural; treatments must be disclosed

Individual Gemstone Highlights

💚 Lab-Grown Emeralds

Chemical Formula: Be₃Al₂(SiO₃)₆ | Hardness: 7.5-8 | Colour: Vivid Green

Why Our Lab-Grown Emeralds Excel:

  • Superior Clarity: Natural emeralds are known for heavy inclusions ('jardin'). Our lab-grown emeralds offer exceptional clarity that's rare in nature
  • Consistent Colour: Achieve the coveted deep, vivid green consistently—no colour zoning or pale areas
  • Better Durability: Fewer inclusions mean stronger stones, less prone to chipping
  • Larger Sizes: Eye-clean emeralds over 2 carats are extremely rare in nature; we offer them readily
  • No Oil Treatment: Natural emeralds are routinely oiled to hide fractures; ours don't need it

❤️ Lab-Grown Rubies

Chemical Formula: Al₂O₃ + Chromium | Hardness: 9 | Colour: Vivid Red

Why Our Lab-Grown Rubies Excel:

  • Perfect 'Pigeon's Blood' Red: Achieve the most coveted ruby colour (traditionally only from Burma) consistently
  • Exceptional Clarity: Eye-clean rubies are extremely rare in nature; we provide them as standard
  • No Heat Treatment: 95%+ of natural rubies are heat-treated; ours achieve perfect colour naturally during growth
  • Incredible Hardness: Second only to diamond (9 on Mohs scale)—perfect for engagement rings
  • Larger Stones: Natural rubies over 3 carats with fine colour are museum-quality rare; we offer them
  • Consistent Quality: Every stone meets the highest standards for colour and clarity

💙 Lab-Grown Sapphires

Chemical Formula: Al₂O₃ + Trace Elements | Hardness: 9 | Colours: Blue, Pink, Yellow, Padparadscha & More

Why Our Lab-Grown Sapphires Excel:

  • Kashmir Blue Perfection: Replicate the legendary velvety cornflower blue of Kashmir sapphires—the world's most prized
  • Rainbow of Colours: Blue, pink, yellow, orange, purple, green, white, and rare Padparadscha (pink-orange)—all available
  • Perfect Matching: Create flawless matching pairs for earrings—nearly impossible with natural stones
  • Royal Quality: Achieve the quality of Princess Diana's famous sapphire ring consistently
  • No Heat Treatment: Natural sapphires are almost always heat-treated; ours don't need it
  • Exceptional Durability: Hardness of 9 makes them perfect for everyday wear, including engagement rings
  • Rare Colours Accessible: Padparadscha and colour-change sapphires that are astronomically rare in nature

The Science Behind Our Gemstones

Our laboratory-created gemstones are grown using advanced techniques that replicate the natural geological processes—but in a controlled environment over weeks instead of millions of years.

Hydrothermal Method

Mimics natural conditions with high temperature and pressure in water solution. Produces emeralds with exceptional clarity.

Flux Growth Method

Uses molten flux to dissolve and recrystallise materials. Creates rubies and sapphires with vivid colour.

Flame Fusion

High-temperature process that produces large, flawless corundum (rubies and sapphires) efficiently.

The Result: Gemstones that are chemically, physically, and optically identical to natural stones—certified by the same laboratories (GIA, IGI, SSEF) that certify natural gems.

Environmental & Ethical Impact

❌ Traditional Mining Impact

  • Deforestation and habitat destruction
  • Soil erosion and water pollution
  • High carbon emissions from operations
  • Potential labour exploitation
  • Conflict gemstone concerns
  • Depleting finite natural resources

✅ Lab-Grown Benefits

  • Zero mining—no land disruption
  • Minimal water usage
  • Significantly lower carbon footprint
  • Fair labour practices guaranteed
  • 100% conflict-free and traceable
  • Sustainable and renewable

🌍 Our Commitment to Sustainability

By choosing lab-grown gemstones, you're making a conscious decision to protect our planet whilst enjoying the same beauty, brilliance, and durability as natural stones. Every purchase supports sustainable practices and ethical production.

Frequently Asked Questions

Are lab-grown gemstones real?

Absolutely. Lab-grown gemstones are 100% real with identical chemical, physical, and optical properties to natural stones. The only difference is their origin—laboratory vs. earth. They're not simulants or imitations.

Can you tell the difference between lab-grown and natural?

With the naked eye, no. Lab-grown gemstones often look better due to superior clarity and colour. Only advanced gemological testing can distinguish them by examining growth patterns under magnification.

Do lab-grown gemstones last as long?

Yes. They have identical hardness and durability. Emeralds (7.5-8), rubies and sapphires (9 on Mohs scale) will last for generations with proper care, just like natural stones.

Why are lab-grown gemstones more affordable?

No expensive mining operations, no rarity premium, and more efficient production. This allows us to offer larger, higher-quality stones at exceptional value—without compromising on beauty or durability.

Are your gemstones certified?

Yes. Every gemstone is certified by internationally recognised gemological laboratories (GIA, IGI, SSEF) with clear disclosure that they are laboratory-grown. You receive full documentation with your purchase.

Can I use lab-grown gemstones in engagement rings?

Absolutely! Rubies and sapphires (hardness 9) are perfect for engagement rings—second only to diamonds in durability. Many modern couples choose lab-grown for their ethical values and superior quality.

Perfect For Every Occasion

💍

Engagement Rings

Durable, ethical, and stunning

🎁

Anniversary Gifts

Meaningful and sustainable

Birthstone Jewellery

Emerald (May), Ruby (July), Sapphire (September)

👑

Statement Pieces

Larger stones, exceptional quality

💝

Heirloom Jewellery

Timeless beauty for generations

🌟

Everyday Luxury

Durable enough for daily wear

Experience the RÊVE GEMS Difference

Discover gemstones that combine breathtaking beauty, superior quality, ethical sourcing, and exceptional value. Our laboratory-created emeralds, rubies, and sapphires represent the future of fine jewellery.

Every stone is:

✓ Certified by internationally recognised laboratories
✓ 100% conflict-free and ethically produced
✓ Chemically identical to natural gemstones
✓ Superior in clarity and colour consistency
✓ Backed by our quality guarantee