Olivia Dean on her love of Cartier, her signature gold earrings and her personal style

Olivia Dean has had a busy few years. The British singer-songwriter behind the viral hit “Man I Need” became a global pop icon following the success of her 2023 album Messy and won her first Grammy this year for best new artist. Late last year, she also added a new role to her résumé when Cartier named her one of its brand ambassadors. Dean, 26, first teased her partnership with the brand when she wore Cartier’s Love Unlimited bracelet in yellow gold in the music video for “So Easy (To Fall in...