Move reflects market shift to higher-value diamonds.
Category: Polished
Collection includes Van Cleef & Arpels ruby and diamond bracelet that Marlene Dietrich wore in an Alfred Hitchcock film.
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.