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- Gems rough (yield info).
- Gems cutting (cutting style, shape, size)
- Gems (listing, quality standards)
- Diamond grading (clarity, size comparison, cutting
proportion)
- Jewelry (setting details, karats, alloys, ring
sizes)
- Brand & Products (listing, sample jewelry,
logo)
- Body piercing (style, techniques, materials)
- QC (guide, standards)
- Fairs, Exhibition & Trade events (listing,
logo, date, e-mail address, exhibitor, news)
- Jewelry design (artist, styles, service)
- Silver master (listing, samples, service)
To update this service whenever there are new techniques, products,
styles, and info of production.What we need your assistance, advice,
cooperation and opinion.
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