1. Hublot
The 42mm Big Bang Unico Yellow Magic by Hublot, a brand Jay-Z wears, is crafted with a skeleton dial; $26,200, at Hublot, New York City and Beverly Hills
2. Chanel
A neon leather strap adorns the Code Coco Electro (Margot Robbie is a brand ambassador); $6,750, at Chanel Fine Jewelry, New York City and Beverly Hills
3. Chronoswiss
A guillochéd dial is heat-treated to achieve its hue on the 41mm Flying Regulator Open Gear Pink Panther; $10,200, at Feldmar Watch Co., Los Angeles
4. H. Moser
A Blue Lagoon fumé dial is offset with anthracite indices on the Pioneer Centre Seconds MEGA Cool; $15,300, at Westime Sunset, West Hollywood, and Cellini Jewelers, New York City
5. Chopard
Sharon Stone wears Chopard, which makes the diamond-encrusted Imperiale Joaillerie with…
