Historical and geographic provenance documentation for rare gemstones and fine jewelry — establishing origin, ownership history, and period authenticity to support valuation, insurance, and transaction integrity.
Request ResearchResearch Scope
01
Multi-method scientific determination of mining origin — Kashmir vs. Ceylon sapphire, Burmese vs. Mozambique ruby, Colombian vs. Zambian emerald — each with distinct value implications.
02
Research into auction records, estate inventories, dealer archives, and published references to establish documented ownership history and significance.
03
For estate pieces and heirlooms, tracing previous ownership through family records, insurance documents, and historical sale archives.
04
Determining the era of manufacture for antique and period jewelry — Art Deco, Edwardian, Victorian, Belle Époque — through hallmark analysis and stylistic examination.
05
Cross-referencing known auction databases and private sale records to establish verifiable chain of title for significant pieces.
06
Formal provenance documentation prepared for auction consignment, private sale, insurance, estate administration, and institutional purposes.
"Provenance is the story a stone carries. Our research makes that story defensible."
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