Jaeger LeCoultre, Master, Model: 1238420, Automatic mechanical, stainless steel, dial diameter: This 39mm watch is the benchmark model of Jaeger-lecoultre's dress watches. Its overall design is extremely simple without any superfluous decoration. The ultra-thin case is suitable for all kinds of formal and casual wear. The 39mm diameter fits the wrists of the vast majority of men, balancing wearing comfort and business formality. The brand logo, the words "AUTOMATIQUE" and the "SWISS MADE" marking on the dial are clear and neat, and the details and workmanship meet the craftsmanship standards of high-end watchmaking. (Complete set).