The Haute Minute At Watches & Wonders 2026, Jaeger-LeCoultre introduced the Master Control Chronometre, its first true integrated-bracelet sports-watch line. At Watches & Wonders 2026 in April, Jaeger-LeCoultre launched the Master Control Chronometre, its first true integrated-bracelet sports-watch line. A perpetual calendar you can set down on Friday evening and pick up Monday morning without resetting is a perpetual calendar you will actually wear — the same argument that makes a thin, complicated piece like Bvlgari’s Aiguille d’Or–winning perpetual calendar so wearable. Timely FAQsWhich models make up the Jaeger-LeCoultre Master Control Chronometre collection? Is the Master Control Chronometre really JLC's first integrated-bracelet sports watch?