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Available Stones

170 stones in stock · All IGI Certified
Stone Type Specs Origin Treatment Certificate Price
Showing 1–12 of 170 stones
IGI Certified Gemstones

Nature's
rarest gems,
certified pure.

Each stone in our collection is individually graded and certified by the International Gemological Institute — the world's most trusted authority in gemology.

Browse Available Stones IGI Certification →
800+
Certified Stones
4
Premium Origins
100%
IGI Verified
Paraiba Tourmaline
● IGI Certified
IGI International Gemological
Institute
Why It Matters

IGI Certified
Confidence

Every gemstone at NomNom Gemstone arrives with a full IGI grading report. The International Gemological Institute is the world's largest independent gem certification laboratory, trusted by jewelers and collectors globally since 1975.

View Sample Report
4C Grading
Color, clarity, cut, and carat weight — all independently assessed.
Origin Report
Geographic origin confirmed through spectroscopic analysis.
Treatment Disclosure
Full transparency on heat treatment and enhancement status.
QR Verification
Every certificate includes a QR code for instant online verification.
Gemologist examining precious colored gemstones under microscope in laboratory
IGI Logo
International Gemological
Institute
Est. 1975 · World's Largest Lab
Certification
IGI Certified
Every Stone
IGI Certified NOMNOM GEMSTONE
2018
Founded
Our Story

Sourced with
integrity,
certified always.

NomNom Gemstone was founded with a single commitment: to bring the world's finest colored gemstones directly to collectors and jewelers — transparently, ethically, and with unimpeachable certification.

Ethical Sourcing — We work only with mines and dealers who uphold fair labor standards and conflict-free guarantees.
100% IGI Certified — Not a single stone leaves our hands without independent gemological verification.
Expert Curation — Our team of GIA-trained gemologists personally selects each stone in our inventory.
Learn Our Story

Shop with complete
confidence.

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Every transaction is verified using 3D Secure 2.0 (PSD2 SCA compliant), providing an additional layer of fraud protection for EU payments.
🏛️
Regulation
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🔐
Authentication
Strong Customer Auth (SCA)
📋
Certification
IGI Certified Every Stone
↩️
Buyer Protection
14-Day Return Policy
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