The Jaeger Le-Coultre Master collection epitomizes classic round shaped watches. All JLC round watches underwent a set of strict standards, to meet an exceptional reliability and precision to create a new benchmark in quality of watch making. The Master Ultra Thin series comes in rose gold, white gold; platinum and stainless steel with a sparkling clean dial to portray simplistic majesty. Some of them showcase intricate artwork in the form of the date, time and phases of the moon on the dial. The Jaeger Le-Coultre Master 1538420 has an automatic movement with 65 hours of power reserve, a date window near 5 o'clock position and a chronograph function.