Diamond traceability back to the mine of origin – vital to the international due diligence movement for precious gems and minerals – just took a giant step forward. SCS Global Services, an ...
Several months ago, the Hope Diamond was taken from the National Museum of Natural History for an overnight stay in the mineralogy lab. Chip Clark / NMNH, SI At first, Evalyn Walsh McLean, an heiress ...
There is a 3-carat diamond waiting for Tammy Borg at a shop on Chicago’s historic Jewelers Row, one that’s so big it’ll nearly cover the width of her finger. She and her soon-to-be fiance spent weeks ...
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