Ariana Grande in the gray wool set at Wimbledon. Sofia Richie’s wedding week looks in the French Riviera. Kylie Jenner’s monochrome midi dresses at Paris Fashion Week. All 2023, our favorite ‘it’ girls served minimalism-core. ‘Quiet Luxury,’ some called it. ‘Old Money’ others said. And then, most simply, ‘Stealth Wealth.’ 

Dutifully, we all followed suit. Feathers and...