'The Golconda Blue' Could Make Auction History at Christie's Geneva This May
Jewelry Judge
APRIL 16, 2025
In today’s gemological terms, they are classified as Type IIa — the highest quality grade for diamonds. As the countdown to May 14 continues, The Golconda Blue stands poised not only to challenge these auction records, but also to etch its name into the pantheon of history’s most storied blue diamonds.
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