Program aims to educate young consumers about mined stones’ positive qualities.
Group includes the largest collection of René Boivin pieces ever to come to auction.
Ring carries estimate of up to $1.3 million at Hong Kong Jewels sale.
Six of top 10 pieces fail to find buyers, while an Asprey necklace with $3 million high estimate is nowhere to be seen.
D-color, VVS2-clarity stone on Harry Winston ring boasts high estimate of $1 million.
Members of the editorial team pick their favorite pieces from the internet.
Auction features Van Cleef Zip necklace as well as Cartier Panthère and Bulgari Serpenti jewels among its more than 220 items.
Sapphire and diamond ring is top seller, surpassing its high estimate.
The mainland’s sluggish demand for polished is worrying suppliers.
Buccellati, Cartier, and Van Cleef & Arpels saw robust demand in China, Hong Kong and US.
Total is highest for jewelry sale in France this year.