Jaeger-LeCoultre is one of the rare watch Manufactures that truly furthers the savoir-faire in traditional watchmaking metiers d'art (decorative arts) in-house. These traditional crafts, perfected with today's knowledge and research, transform a beautiful timepiece into an artistic masterpiece, for example with enamelling and engraving. Embodying the passion for craftsmanship, and to highlight the exceptional character of the Master Grande Complication line, the remarkable Master Grande Tradition Grande Complication provides a masterful reinterpretation of the tourbillon and perpetual calendar functions. The minute repeater, with its crystal-clear sound and Trébuchet hammers, incorporates the latest Jaeger-LeCoultre innovations. The night sky and sidereal time complete this exceptional composition.