Taylor Swift rocked a diamond-studded ... powered—but in the world of Cartier, it’s what’s on the outside that counts. Cartier is all about design, and the watch’s guts are (largely ...

Swift, 35, sparkled from head to toe, flashing a diamond-encrusted Panthère de Cartier watch worth a whopping $32,200 in photos Avignone, 40, posted on Instagram Sunday. The new timepiece wasn ...