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Our Process
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Expert Gems Manufacturing is the Blue Sapphire expert. We are the main source of Blue Sapphire from Chanthaburi province of Thailand. Chanthaburi (aka Muang Chan, or the "City of Gems) is one of the famous "gems towns" of South-East Asia.


Our complete process from the heated gemstones to the final luxury jewelry are guaranteed by the ISO9001 Certification and many leading institutions.


1. Rough Stones

Rough Stones


2. After Heat

After Heat


3. Preforming



4. Reforming



5. QC Rough

QC Rough


6. Polishing



7. Machine Cut

Machine Cut


8. Quality Check

Quality Check


9. Loose Gems

Blue Sapphire


10. Jewelry


After Heat Process

07-After-heatClick to zoom image


Prepare Gems for Machine Cut

16-Machine-cut2Click to zoom image


Machine Cut

17-machine-cutClick to zoom image

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