Jaeger-LeCoultre Master Master Control Date Q1238421 Watch

The Master Ultra-Thin collection embodies Jaeger-LeCoultre’s philosophy, blending technical expertise with timeless design. It reinterprets traditional watchmaking complications through clean, minimalist lines, highlighting exceptional craftsmanship throughout the range. The Master Ultra-Thin Date features a silvered dial with a sunray-brushed finish, housed in a stainless-steel case measuring 39 mm in diameter and 7.89 mm in thickness, with water resistance up to 50 meters. It is fitted with applied hour markers and Dauphine-style hands and is powered by the Jaeger-LeCoultre Calibre 899 automatic movement, delivering hour, minute, seconds, and date functions. Since 1992, Jaeger-LeCoultre has launched its 1000 Hours Quality Control—a rigorous testing program lasting over six weeks. Each timepiece is tested for precision, reliability, water resistance, and resilience to shocks, temperature variations, and magnetic fields. This ensures that every JLC watch meets the highest standards of performance and durability before leaving the Manufacture.