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
2. After Heat
3. Preforming
4. Reforming
5. QC Rough
6. Polishing
7. Machine Cut
8. Quality Check
9. Loose Gems
10. Jewelry
