Several traceability systems have been introduced in the last six months, spurred by sanctions against Russian-mined stones.
Tracing the path of a diamond from the mine where it originated through the global supply chain is not as straightforward as it might seem — especially for consumers who make an effort to know the source of their purchases, from coffee beans to clothing.
The reasons include a longstanding industry practice of aggregating rough diamonds from different mines, the number of intermediaries involved in transforming a raw stone into a cut and polished gem, and the fragmented and global nature of the trade itself.
An equally powerful reason may be that neither the jewelry
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