Ilaria Resta, the newly appointed chief executive of Swiss luxury watchmaker Audemars Piguet, adopted a unique approach before announcement of her occupying the top post, engaging in mystery shopping. Ilaria Resta new chief executive officer of Swiss luxury watchmaker Audemars Piguet. Resta's role includes ensuring Audemars Piguet remains independent, even as potential suitors like LVMH express interest. Audemars Piguet's new …