← QuorumEthical Jewellery

Beautiful stones.
No compromises.

Every stone in a Quorum piece is lab-grown. Not as a substitute for the real thing — lab-grown stones are the real thing, grown atom by atom to the same chemical and optical standard as mined, without the cost to people or planet.

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What lab-grown means

Lab-grown diamonds are created using High Pressure High Temperature (HPHT) or Chemical Vapour Deposition (CVD) — processes that replicate the conditions under which diamonds form naturally. Coloured gemstones are grown via the Verneuil or hydrothermal process, producing crystals with identical mineral structure to their mined equivalents.

Identical in every way that matters
Chemically identical

Lab-grown diamonds are pure carbon in a cubic crystal structure — the same as mined. Coloured gemstones share the exact mineral composition of their mined counterparts.

Graded to the same standard

Lab-grown stones are graded by the same gemological institutes — IGI, GIA — using the same 4C criteria. A D VVS1 lab diamond meets the same standard as a D VVS1 mined diamond.

Identical hardness and durability

Diamond hardness is a function of crystal structure, not origin. A lab-grown diamond scores 10 on the Mohs scale. Lab sapphires and rubies score 9 — the same as mined.

Indistinguishable to the eye

No gemologist can distinguish a lab-grown stone from a mined one by eye alone — only specialised equipment can detect the difference in growth patterns.

Why it matters
No mining

Open-pit and underground diamond mining displaces communities, scars landscapes, and generates tonnes of waste rock per carat. Lab-grown stones require none of this.

No conflict

The trade in mined diamonds and coloured gems has funded armed conflict in multiple regions. A lab-grown stone has a fully traceable origin — a controlled facility, not a disputed mine.

Lower carbon

Lab-grown diamonds produced with renewable energy generate a fraction of the carbon emissions of mined equivalents. We source from facilities with verified low-emission production.

No child labour

Artisanal gemstone mining — particularly for rubies, sapphires, and emeralds — has documented use of child labour. Lab-grown coloured stones eliminate this risk entirely.

Choosing lab-grown is not a compromise — it is the same stone, worn with the knowledge that no landscape was torn apart and no community was displaced to produce it.