Event Brief
Nov 9, 2025 at 3:01 AM ET
Rare ‘Mellon Blue’ diamond to fetch $30 million at auction
By The BriefBrief
The 9.51-carat ‘Mellon Blue’ diamond will be auctioned in Geneva, valued at up to $30 million.
WHO: Auction house, collectors
WHAT: Auction of the ‘Mellon Blue’ diamond
WHEN: Nov 8, 2025 at 7:00 PM ET
WHERE: Geneva
WHY: To showcase rare gemstones and historic jewels
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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