gemology
gemology
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Jade Bangle Polishing Techniques Used by Contemporary Masters
A field-tested, data-backed guide to jade bangle polishing techniques used by elite contemporary masters — written by a GIA-certified jade specialist with 15+ years of hands-on bench experience.
2026-02-17
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Jade Bangle Origin Comparison Hetian vs Russian vs Korean Stone
Expert comparison of Hetian vs Russian vs Korean jade bangles — with lab data, density metrics, patina rates, and real-world value insights. Trusted guidance for collectors and buyers.
2026-02-17