Also topping the sale was a diamond ring featuring a Type IIa 15.23-carat, oval mixed-cut fancy intense pink diamond. It sold for $9.5 million, within its estimated range of $7.7 million-$12.1 million.
The next highest-grossing lot was a diamond ring from Boucheron. It smashed its $1.3 million to $1.7 million estimate, garnering approximately $3.5 million.
The three-stone style features a fancy purplish-pink rectangular cut-cornered, 8.06-carat center stone flanked by tapered baguette-cut diamonds.
A diamond pendant featuring a 53.53-carat, D-color, heart-shaped Type IIa diamond landed in its $2.2 million to $3.3 million range when it sold for $3.1 million.
The fifth highest-selling lot was a colored diamond pendant necklace, which earned $2.7 million. It was estimated to sell for between $2.4 and $3.1 million.
The necklace featured fancy color diamonds of varying hues, with a fancy brown-yellow pear brilliant-cut diamond weighing 141.22 carats, the piece’s focal point.
Another notable auction star was a sapphire and diamond crown from the 19th century.
It belonged to Queen Maria II of Portugal and the Algarves (1819-1853), Infanta Antónia of Portugal (1845-1913), and William, Prince of Hohenzollern (1864-1927), respectively.
It is set with octagonal step-cut and oval-shaped sapphires, certified as Burmese no heat, in addition to varied old-cut diamonds.
Estimated to fetch between roughly $187,000 and $386,000, it sold for nearly $2 million.