Since the beginning Ferdinand A.Lange was commited to creating the “perfect watch” by combining outstanding functionality and the highest precision possible. In the new era of A.Lange and Sohne the same determination is used to improve a timepieces precision, enhance its legaibility or refine its convenience. Attention to detail is one of the key aspects that make A.Lange and Sohne timepieces some of the finest in the world. This can be seen in the decoration of each movement and the characteristics that each model is today endowed with. In the new era of the manufacture, the “Lange 1” range has been the back bone to the outstanding success of the brand. Part of the realm of the extrodinary, this particular model is the Lange 1 Tourbillion Perpetual Calendar. Made in an all 18t rose gold case and held on a genuine brown alliagtor strap with matching 18t rose gold buckle. Fitted with the highly complicated and decorated Lange Calibre L082.1 mechanical self-winding movement, grand complication features include day, date, month, moon, leap year, power reserve and tourbillion escapement. Silver dial with applied numerals and transferred markers. Finished with a sapphire crystal glass and case back.