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Lab grown diamonds

Real, ethical, brilliant. Everything you need to know about the diamonds in most of our collection.

Two round brilliant diamonds side by side, one held in tweezers: a lab-grown diamond and a mined diamond look the same

“Lab Grown Diamonds are real diamonds. They have the same optical, chemical, thermal and physical features.”

Matthew Hall, Director, Gemological Institute of America (GIA)

A lab grown diamond is pure crystallised carbon, exactly like a diamond from the earth. The only difference is where it was formed.

Indistinguishable from mined

Same sparkle, same hardness, same make-up. Even experienced jewellers need specialist equipment to tell the two apart.

Only the origin differs

Mined diamonds formed deep underground over billions of years. Lab grown diamonds are created in laboratories that recreate those same conditions.

Kinder to the planet

A far smaller environmental footprint than mining, and none of the labour concerns linked to some mining regions.

More diamond for your budget

Our pricing is typically 25-35% lower than traditional jewellers, without compromising on quality.

Side by side

Lab grown or mined?

Lab grownMined
What it isReal diamond, pure crystallised carbonReal diamond, pure crystallised carbon
PropertiesSame optical, chemical, thermal and physical propertiesSame
How it formsGrown in a laboratory that recreates earth's conditionsFormed underground over billions of years
ClarityControlled growth often gives exceptional colour and clarityVaries widely
ImpactMuch lower environmental footprintMining disturbs land, water and wildlife on a large scale
EthicsEthical by design: no mining, and certified as laboratory grownOrigin can be hard to trace, and mining has been linked to unsafe and unethical labour
CertifiedIGIGIA or IGI
Ethics

Ethical, by design

Diamond mining has long been linked to unsafe and unethical labour, from dangerous working conditions to exploited workers in some regions. Rough stones from different mines are often mixed together, so the exact origin of a mined diamond, and the conditions it was mined in, can be impossible to trace.

A lab-grown diamond never comes from a mine. Every Arora diamond is grown in a controlled laboratory and certified by IGI, with a report that identifies it as laboratory grown, so you know exactly what you are buying.

  • No mining, no exploitation. Nothing is dug from the ground, so there is no link to unsafe or unethical mine labour.
  • A lighter footprint. No open-pit mines, no moved earth, and far less disruption to land, water and wildlife.
  • Independently certified. Every stone is graded by IGI on the same 4Cs used for mined diamonds.
What is IGI?

Every diamond, IGI certified

The International Gemological Institute (IGI) is one of the world's leading independent gemological organisations, certifying diamonds, coloured gemstones and finished jewellery. Its laboratories hold ISO 17025 and ISO 9001 accreditation. Every diamond Arora sells is IGI certified.

  • CutHow well the stone is shaped and finished
  • ColourGraded from D (colourless)
  • ClarityInternal characteristics
  • CaratExact weight
  • Polish & symmetryFinish quality
  • FluorescenceReaction to UV light
  • OriginNatural or lab grown
  • TreatmentsAny enhancements disclosed

Read the Diamond Buyers Guide to see what each grade means for how your diamond looks.

See the sparkle for yourself

Compare lab grown diamonds side by side at a private appointment, or browse certified stones online.