Program aims to educate young consumers about mined stones’ positive qualities.
Signed pieces and items by René Lalique were popular at the 70th annual art and antiques fair.
The mainland’s sluggish demand for polished is worrying suppliers.
Auction also sees strong demand for collections from Hollywood legends Mary Tyler Moore, Barbara Sinatra and Tony Randall.
Environmental charity notes improvement — but believes the industry has a way to go.
More than 210 items will go under hammer at Precious Aid sale.
3.06-carat stone expected to go for up to $300,000.
Fancy-intense-orangy-pink stone will lead December 5 John Moran sale.
Atelier comprises four companies and will increase Kering-owned brand’s production capacity.
Jeweler turned 71.26-carat stone into 15- and 20-carat diamonds.