Certified Jewelry

Q: How do I know the gem is natural?

We source only 100% natural gemstones , never lab-grown or treated. Each gem is selected and verified by experts with deep industry knowledge.

Certified Jewelry

Proof of Craftsmanship, Backed by Transparency.

When you choose NAZ, you’re not just buying jewelry — you’re investing in certified quality. Every piece we craft is backed by a NAZ Certificate of Authenticity, verifying the exact materials, specifications, and origins of your custom piercing.

It’s your personal assurance that what you’re wearing is the real thing — no vague claims, no hidden metals, no synthetic stones.

Certificate includes details on gold purity, gemstone type, and design specs
Each gem is 100% natural, never lab-grown or synthetic
Every piece is made in-house and hallmarked for authenticity

What the Certificate Covers

Each NAZ Certificate of Authenticity includes:

GOLD TYPE AND COLOR

E.g. 18k Rose Gold, Nickel-Free

GEMSTONE TYPE & QUALITY

E.g. Natural Diamond, Natural Emerald

CUSTOM SPECIFICATIONS

E.g. post length, hoop diameter, motif size

UNIQUE ORDER NUMBER

For traceability

This certificate is included with every order and serves as
both proof of value and peace of mind.

FAQ

NAZ Certification

Is the certificate from a third party?

No — it’s issued by NAZ, based on our internal standards and sourcing expertise. As diamantaires and gem specialists, we stand behind every stone and alloy we use.

How do I know the gem is natural?

We source only 100% natural gemstones, never lab-grown or treated. Each gem is selected and verified by experts with deep industry knowledge.

Can I use this certificate for insurance or appraisal?

Yes. While it’s not a lab-issued grading report, it is a detailed authenticity certificate that includes all necessary specs for valuation.