Jewel was from the collection of Queen Nazli, former queen mother of Egypt.
Growers intentionally shaped 6.87-carat specimen to resemble a mined crystal, scientists believe.
Group sales up 1.9% to $469.6 million.
The company will collaborate with Homo Faber and Frieze Masters for its fall events.
Testing shows gems are copper-bearing Paraiba, with a color variation stemming from different chemical composition.
New date of September 1, 2027, includes loose stones above 0.50 carats that meet the criteria.
Figure up 17% year on year to $1.64 billion in first half.
Celebrity will star in company’s new campaign featuring jewelry from signature collections.
Package from Hong Kong contained 875 pieces worth over $3.7 million.
The initiative begins in March 2027, aiming to give companies in Smolensk and Yakutia access to higher-quality rough.
Market Comment: August 27, 2026