Van Cleef Diamond Necklace Worth Millions Stolen from Vienna Museum
Jewel was from the collection of Queen Nazli, former queen mother of Egypt.
Category: Polished
Piece brings in $82,550, well below its $350,000 low estimate.
Star of show was 35-carat Leviev diamond ring that fetched $2.7 million.
Eva Violante succeeds Sara Thomeier in role.
Pear-shaped stone from philanthropist will go under hammer at John Moran.
Buyers attended from 95 countries and regions, organizers say.
Sale brings in a total of $2.3 million.
Paris-based executive spent 17 years at L’Oréal.
Leviev ring will headline New York single-owner auction.
Jewelers point to celebrities, social media, and a shift away from tradition as reasons for trend.
Both categories saw highest or near-highest results in over five years at London event.
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