At the heart of Jaeger LeCoultre’s identity is the pursuit of precision, and the Master collection expresses that philosophy through... timeless design and technical depth. First introduced in the 1990s, this line includes celebrated models like the Master Control, Master Ultra Thin, and Master Calendar, each powered by expertly crafted in house movements. These calibers often include moon phase displays, power reserve indicators, or full calendar functions, and undergo the brand’s demanding one thousand hour control test for accuracy and reliability. Dials are clean and elegantly finished, with subtle textures, applied markers, and sharp dauphine hands. Whether in steel or precious metals, each watch in the Master collection reflects a deep respect for traditional Swiss watchmaking combined with a modern sense of restraint. Read more Show less