05/07/2026
Two extraordinary blue diamonds are set to headline the upcoming Magnificent Jewels auction at Christie's New York on June 9 — and together they tell a fascinating story about what truly drives value in the world of rare gemstones. Both come into the auction with identical pre-sale estimates of $6.5 million to $8.5 million, but one gem has a carat weight six times that of the other. See our blog for more... https://nordjewelers.com/blog/