PARIS — French jeweler Arthus-Bertrand has sold a 45 percent stake in its capital to the Guerrand-Hermès family, part of the family group that owns Hermès International, for an undisclosed sum, a spokeswoman for the ﬁrm said Tuesday.
The group has named Gil Piette chief executive ofﬁcer, making him the ﬁrst non-family member to occupy the post. He succeeds Nicolas Arthus-Bertrand, 68.
A Stella McCartney sketch of a custom dress made from protein-based silk in partnership with biotech lab Bolt Threads. The dress will be displayed at The Museum of Modern Art's upcoming design exhibition, "Items: Is Fashion Modern?"