The buyer was a private collector in the United States, Sotheby’s said.
The Williamson Pink Star takes its name from two legendary pink diamonds. The first is the 23.60-carat Williamson Pink Diamond presented to the late Queen Elizabeth II as a wedding gift in 1947, while the second is the 59.60-carat Pink Star that was sold for a record $71.2 million in 2017. an auction was sold.
The Williamson Pink Star, the second largest pink diamond to appear at auction, and Queen Elizabeth’s diamond both came from the Williamson mine in Tanzania. The mine is known for its pink diamonds, which are among the rarest and most valuable colored diamonds.
“This is a stunning result that demonstrates the resilience of top diamonds in a shaky economy,” said Tobias Kormind, 77 Diamonds general manager.
“Hard assets such as world-class diamonds have a history of performing well even in times of instability,” he said. “Some of the world’s highest quality diamonds have seen prices double in the last 10 years.”
This story has been updated to clarify that the final price for the Williamson Pink Star diamond was $57.7 million, not the previously reported “hammer price” of $49.9 million.