Program aims to educate young consumers about mined stones’ positive qualities.
Segment saw double-digit growth in fourth quarter, even as other categories fell.
Boucheron, Pomellato and Qeelin all delivered double-digit growth, company says.
Boucheron, Pomellato and Qeelin brands had “outstanding” performance, according to company.
Kering reported strong jewelry sales during the first half of 2022, led by a recovery in North America and Europe.