Artinian Co. Ltd. Gemology department has upheld the peak standards in diamond and gemstones grading, assortment, selection, and allocation as part of our design and manufacturing operations. At the heart of our Bangkok headquarters, our dedicated gemological department operates as a center of distinction, blending our teams learned and tested expertise with advanced and changing technology.



Our competent team members, many with 20+ years of service embody accuracy, detail orientation, and trust. With a keen eye for high end procurement and selection, Artinian Co., Ltd. selection department ensures every gemstone aligns with our sustainable commitments to supply chain efficiency, and responsibility. Every one of our section team leads is trained under the RJC Code of Practices in terms of reinforcing our promise of responsible sourcing and ethical, long-term partnerships.

Through advanced methods such as luminescence imaging, UV fluorescence, and thermal conductivity tests, our gemologists safeguard authenticity and eliminate synthetic or treated alternatives. Every diamond is then grouped and classified by the 4Cs cut, color, clarity, and carat weight, utilizing our inhouse ERP integrated systems to ensure flawless tracking and process flow from sourcing to final setting.



Excellence in Grading. Integrity in Supply and 30 Years of Expertise, Ever-Growing Integrity are more than catchlines at Artinian Co., Ltd., they are guiding principles that shape our reputation as a trusted global fine jewelry designer and manufacturer.
Precision in Every Carat
Advanced gemology ensures authenticity across loose stones and finished jewelry.
Ever-Growing Expertise
A team with unmatched experience continues to evolve with innovation.
Sustainable Partnerships
RJC aligned supply chains guarantee transparency and responsible sourcing.
The Artinian Standard
A built legacy of precision, trust, and gemological excellence.
Trusted Partner in Bangkok
Your go to sources as an innovative fine jewelry craftsmanship company.
Recommendations for Clients Sourcing in Bangkok
- Verify RJC compliance of manufacturers.
- Partner with suppliers offering in-house gemology expertise.
- Prioritize long-term collaborations with transparent supply chains and continuous improvement methodologies in practice.