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Stone guide

Natural or lab-grown diamond: which one for your ring?

A lab-grown diamond is a real diamond: same composition, same hardness of 10, same 4C certification. The real difference is price, rarity and what you want the ring to say.

  • Both options certified GIA / IGI
  • Lifetime diamond warranty (breakage)
  • Stone selection on video

The comparison, line by line

Lab-grown versus natural diamond comparison
CriterionLab-grownNatural
CompositionPure carbon, 10 Mohs hardnessPure carbon, 10 Mohs hardness
Brilliance to the eyeIdenticalIdentical
CertificationIGI (same 4C)GIA (same 4C)
Price at equal carat30 to 60% lessMarket reference
RarityGrown in a laboratoryRare geological formation
Value retentionLow resaleBetter long term
Best forMaximizing visible sizeAn heirloom to pass down

What matters most to you?

Our recommendation: lab-grown diamond

At the same budget, an IGI-certified lab-grown diamond often means a stone 30 to 50% larger or purer, with brilliance indistinguishable to the naked eye. It is the logical choice for maximum visual impact.

Read the price guide

Three things we will always tell you

Lab-grown is not fake

It is not cubic zirconia or moissanite: it is diamond, certified with the same 4C criteria.

Pay for cut, not for the spec sheet

An excellent cut creates the fire. Clarity invisible to the naked eye is never seen on the finger.

There is no wrong answer

We show both options side by side, certificates in hand, and the decision is yours.