DARKGEMSHaute Gemology · Geneva
HELP & FREQUENTLY ASKED QUESTIONS

Frequently Asked Questions

Everything you need to know about our certified lab-grown diamonds, IGI and GIA certificates, transparent pricing, safe insured delivery, and custom jewellery design.

Yes, 100%. Lab-grown diamonds are real diamonds made of pure crystallized carbon in the exact same crystal structure. They have identical chemical, physical, and optical properties as earth-mined diamonds (Mohs hardness of 10 and refractive index of 2.42). They pass all standard diamond thermal and optical testers used by certified jewellers.

Have a Specific Diamond Question?

Our certified gemologists and AI Diamond Concierge are available 7 days a week to help you choose the perfect certified stone.